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This commit is contained in:
domenico
2025-06-24 14:35:53 +02:00
commit c06fb25d1f
9263 changed files with 1750214 additions and 0 deletions

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@@ -0,0 +1,14 @@
--- a/kconf/Makefile
+++ b/kconf/Makefile
@@ -1,9 +1,9 @@
-CFLAGS=-Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer
+CFLAGS=-Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -DKBUILD_NO_NLS
LXDIALOG := lxdialog/checklist.o lxdialog/inputbox.o lxdialog/menubox.o lxdialog/textbox.o lxdialog/util.o lxdialog/yesno.o
conf: conf.o zconf.tab.o
-mconf_CFLAGS := $(shell ./lxdialog/check-lxdialog.sh -ccflags) -DLOCALE
+mconf_CFLAGS := $(shell ./lxdialog/check-lxdialog.sh -ccflags)
mconf_LDFLAGS := $(shell ./lxdialog/check-lxdialog.sh -ldflags $(CC))
mconf: CFLAGS += $(mconf_CFLAGS)

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@@ -0,0 +1,168 @@
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@
ifeq ($(KERNELRELEASE),)
MAKEFLAGS += --no-print-directory
-SHELL := /bin/bash
+SHELL := /usr/bin/env bash
BACKPORT_DIR := $(shell pwd)
KMODDIR ?= updates
@@ -19,6 +19,7 @@ KLIB_BUILD ?= $(KLIB)/build/
KERNEL_CONFIG := $(KLIB_BUILD)/.config
KERNEL_MAKEFILE := $(KLIB_BUILD)/Makefile
CONFIG_MD5 := $(shell md5sum $(KERNEL_CONFIG) 2>/dev/null | sed 's/\s.*//')
+STAMP_KERNEL_CONFIG := .kernel_config_md5_$(CONFIG_MD5)
export KLIB KLIB_BUILD BACKPORT_DIR KMODDIR KMODPATH_ARG
@@ -36,7 +37,8 @@ mrproper:
@rm -f .kernel_config_md5 Kconfig.versions Kconfig.kernel
@rm -f backport-include/backport/autoconf.h
-.DEFAULT:
+.SILENT: $(STAMP_KERNEL_CONFIG)
+$(STAMP_KERNEL_CONFIG):
@set -e ; test -f local-symbols || ( \
echo "/--------------" ;\
echo "| You shouldn't run make in the backports tree, but only in" ;\
@@ -60,57 +62,62 @@ mrproper:
echo "| (that isn't currently running.)" ;\
echo "\\--" ;\
false)
- @set -e ; if [ "$$(cat .kernel_config_md5 2>/dev/null)" != "$(CONFIG_MD5)" ] ;\
- then \
- echo -n "Generating local configuration database from kernel ..." ;\
- grep -v -f local-symbols $(KERNEL_CONFIG) | grep = | ( \
- while read l ; do \
- if [ "$${l:0:7}" != "CONFIG_" ] ; then \
- continue ;\
- fi ;\
- l=$${l:7} ;\
- n=$${l%%=*} ;\
- v=$${l#*=} ;\
- if [ "$$v" = "m" ] ; then \
- echo config $$n ;\
- echo ' tristate' ;\
- elif [ "$$v" = "y" ] ; then \
- echo config $$n ;\
- echo ' bool' ;\
- else \
- continue ;\
- fi ;\
- echo " default $$v" ;\
- echo "" ;\
- done \
- ) > Kconfig.kernel ;\
- kver=$$($(MAKE) --no-print-directory -C $(KLIB_BUILD) M=$(BACKPORT_DIR) \
- kernelversion | sed 's/^\(\([3-6]\|2\.6\)\.[0-9]\+\).*/\1/;t;d');\
- test "$$kver" != "" || echo "Kernel version parse failed!" ;\
- test "$$kver" != "" ;\
- kvers="$$kvers $$(seq 0 20 | sed 's/^/4./')" ;\
- kvers="$$kvers $$(seq 0 19 | sed 's/^/5./')" ;\
- kvers="$$kvers $$(seq 0 20 | sed 's/^/6./')" ;\
- print=0 ;\
- for v in $$kvers ; do \
- if [ "$$print" = "1" ] ; then \
- echo config KERNEL_$$(echo $$v | tr . _) ;\
- echo " def_bool y" ;\
- fi ;\
- if [ "$$v" = "$$kver" ] ; then print=1 ; fi ;\
- done > Kconfig.versions ;\
- # RHEL as well, sadly we need to grep for it ;\
- RHEL_MAJOR=$$(grep '^RHEL_MAJOR' $(KERNEL_MAKEFILE) | \
- sed 's/.*=\s*\([0-9]*\)/\1/;t;d') ;\
- RHEL_MINOR=$$(grep '^RHEL_MINOR' $(KERNEL_MAKEFILE) | \
- sed 's/.*=\s*\([0-9]*\)/\1/;t;d') ;\
- for v in $$(seq 0 $$RHEL_MINOR) ; do \
- echo config BACKPORT_RHEL_KERNEL_$${RHEL_MAJOR}_$$v ;\
- echo " def_bool y" ;\
- done >> Kconfig.versions ;\
- echo " done." ;\
- fi ;\
- echo "$(CONFIG_MD5)" > .kernel_config_md5
+ @rm -f .kernel_config_md5_*
+ @touch $@
+
+Kconfig.kernel: $(STAMP_KERNEL_CONFIG) local-symbols
+ @printf "Generating local configuration database from kernel ..."
+ @grep -v -f local-symbols $(KERNEL_CONFIG) | grep = | ( \
+ while read l ; do \
+ if [ "$${l:0:7}" != "CONFIG_" ] ; then \
+ continue ;\
+ fi ;\
+ l=$${l:7} ;\
+ n=$${l%%=*} ;\
+ v=$${l#*=} ;\
+ if [ "$$v" = "m" ] ; then \
+ echo config $$n ;\
+ echo ' tristate' ;\
+ elif [ "$$v" = "y" ] ; then \
+ echo config $$n ;\
+ echo ' bool' ;\
+ else \
+ continue ;\
+ fi ;\
+ echo " default $$v" ;\
+ echo "" ;\
+ done \
+ ) > $@
+ @echo " done."
+
+Kconfig.versions: Kconfig.kernel
+ @kver=$$($(MAKE) --no-print-directory -C $(KLIB_BUILD) M=$(BACKPORT_DIR) \
+ kernelversion | sed 's/^\(\([3-6]\|2\.6\)\.[0-9]\+\).*/\1/;t;d');\
+ test "$$kver" != "" || echo "Kernel version parse failed!" ;\
+ test "$$kver" != "" ;\
+ kvers="$$kvers $$(seq 0 20 | sed 's/^/4./')" ;\
+ kvers="$$kvers $$(seq 0 19 | sed 's/^/5./')" ;\
+ kvers="$$kvers $$(seq 0 20 | sed 's/^/6./')" ;\
+ print=0 ;\
+ for v in $$kvers ; do \
+ if [ "$$print" = "1" ] ; then \
+ echo config KERNEL_$$(echo $$v | tr . _) ;\
+ echo " def_bool y" ;\
+ fi ;\
+ if [ "$$v" = "$$kver" ] ; then print=1 ; fi ;\
+ done > Kconfig.versions ;\
+ # RHEL as well, sadly we need to grep for it ;\
+ RHEL_MAJOR=$$(grep '^RHEL_MAJOR' $(KERNEL_MAKEFILE) | \
+ sed 's/.*=\s*\([0-9]*\)/\1/;t;d') ;\
+ RHEL_MINOR=$$(grep '^RHEL_MINOR' $(KERNEL_MAKEFILE) | \
+ sed 's/.*=\s*\([0-9]*\)/\1/;t;d') ;\
+ for v in $$(seq 0 $$RHEL_MINOR) ; do \
+ echo config BACKPORT_RHEL_KERNEL_$${RHEL_MAJOR}_$$v ;\
+ echo " def_bool y" ;\
+ done >> $@
+
+.DEFAULT:
+ @$(MAKE) Kconfig.versions
@$(MAKE) -f Makefile.real "$@"
.PHONY: defconfig-help
--- a/Makefile.real
+++ b/Makefile.real
@@ -59,7 +59,7 @@ defconfig-%::
backport-include/backport/autoconf.h: .config Kconfig.versions Kconfig.kernel
@$(MAKE) oldconfig
- @echo -n "Building backport-include/backport/autoconf.h ..."
+ @printf "Building backport-include/backport/autoconf.h ..."
@grep -f local-symbols .config | ( \
echo "#ifndef COMPAT_AUTOCONF_INCLUDED" ;\
echo "#define COMPAT_AUTOCONF_INCLUDED" ;\
@@ -80,7 +80,12 @@ backport-include/backport/autoconf.h: .c
esac ;\
done ;\
echo "#endif /* COMPAT_AUTOCONF_INCLUDED */" ;\
- ) > backport-include/backport/autoconf.h
+ ) > $@.new
+ @if cmp -s $@ $@.new; then \
+ rm -f $@.new; \
+ else \
+ mv $@.new $@; \
+ fi
@echo " done."
.PHONY: modules

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@@ -0,0 +1,64 @@
--- a/kconf/conf.c
+++ b/kconf/conf.c
@@ -598,40 +598,12 @@ int main(int ac, char **av)
case oldconfig:
case listnewconfig:
case olddefconfig:
- conf_read(NULL);
- break;
case allnoconfig:
case allyesconfig:
case allmodconfig:
case alldefconfig:
case randconfig:
- name = getenv("KCONFIG_ALLCONFIG");
- if (!name)
- break;
- if ((strcmp(name, "") != 0) && (strcmp(name, "1") != 0)) {
- if (conf_read_simple(name, S_DEF_USER)) {
- fprintf(stderr,
- _("*** Can't read seed configuration \"%s\"!\n"),
- name);
- exit(1);
- }
- break;
- }
- switch (input_mode) {
- case allnoconfig: name = "allno.config"; break;
- case allyesconfig: name = "allyes.config"; break;
- case allmodconfig: name = "allmod.config"; break;
- case alldefconfig: name = "alldef.config"; break;
- case randconfig: name = "allrandom.config"; break;
- default: break;
- }
- if (conf_read_simple(name, S_DEF_USER) &&
- conf_read_simple("all.config", S_DEF_USER)) {
- fprintf(stderr,
- _("*** KCONFIG_ALLCONFIG set, but no \"%s\" or \"all.config\" file found\n"),
- name);
- exit(1);
- }
+ conf_read(NULL);
break;
default:
break;
--- a/kconf/confdata.c
+++ b/kconf/confdata.c
@@ -1170,6 +1170,8 @@ bool conf_set_all_new_symbols(enum conf_
}
bool has_changed = false;
+ sym_clear_all_valid();
+
for_all_symbols(i, sym) {
if (sym_has_value(sym) || (sym->flags & SYMBOL_VALID))
continue;
@@ -1213,8 +1215,6 @@ bool conf_set_all_new_symbols(enum conf_
}
- sym_clear_all_valid();
-
/*
* We have different type of choice blocks.
* If curr.tri equals to mod then we can select several

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@@ -0,0 +1,34 @@
--- a/compat/main.c
+++ b/compat/main.c
@@ -19,31 +19,6 @@ MODULE_LICENSE("GPL");
#error "You need a CPTCFG_VERSION"
#endif
-static char *backported_kernel_name = CPTCFG_KERNEL_NAME;
-
-module_param(backported_kernel_name, charp, 0400);
-MODULE_PARM_DESC(backported_kernel_name,
- "The kernel tree name that was used for this backport (" CPTCFG_KERNEL_NAME ")");
-
-#ifdef BACKPORTS_GIT_TRACKED
-static char *backports_tracker_id = BACKPORTS_GIT_TRACKED;
-module_param(backports_tracker_id, charp, 0400);
-MODULE_PARM_DESC(backports_tracker_id,
- "The version of the tree containing this backport (" BACKPORTS_GIT_TRACKED ")");
-#else
-static char *backported_kernel_version = CPTCFG_KERNEL_VERSION;
-static char *backports_version = CPTCFG_VERSION;
-
-module_param(backported_kernel_version, charp, 0400);
-MODULE_PARM_DESC(backported_kernel_version,
- "The kernel version that was used for this backport (" CPTCFG_KERNEL_VERSION ")");
-
-module_param(backports_version, charp, 0400);
-MODULE_PARM_DESC(backports_version,
- "The git version of the backports tree used to generate this backport (" CPTCFG_VERSION ")");
-
-#endif
-
void backport_dependency_symbol(void)
{
}

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@@ -0,0 +1,47 @@
--- a/Makefile.real
+++ b/Makefile.real
@@ -6,6 +6,18 @@ else
export BACKPORTS_GIT_TRACKER_DEF=
endif
+ifneq ($(LLVM),)
+ifneq ($(filter %/,$(LLVM)),)
+LLVM_PREFIX := $(LLVM)
+else ifneq ($(filter -%,$(LLVM)),)
+LLVM_SUFFIX := $(LLVM)
+endif
+
+HOSTCC = $(LLVM_PREFIX)clang$(LLVM_SUFFIX)
+else
+HOSTCC = gcc
+endif
+
# disable built-in rules for this file
.SUFFIXES:
@@ -24,21 +36,21 @@ listnewconfig oldaskconfig oldconfig \
silentoldconfig olddefconfig oldnoconfig \
allnoconfig allyesconfig allmodconfig \
alldefconfig randconfig:
- @$(MAKE) -C kconf conf
+ @$(MAKE) -C kconf CC=$(HOSTCC) conf
@./kconf/conf --$@ Kconfig
.PHONY: usedefconfig
usedefconfig:
- @$(MAKE) -C kconf conf
+ @$(MAKE) -C kconf CC=$(HOSTCC) conf
@./kconf/conf --defconfig=defconfig Kconfig
.PHONY: savedefconfig
savedefconfig:
- @$(MAKE) -C kconf conf
+ @$(MAKE) -C kconf CC=$(HOSTCC) conf
@./kconf/conf --savedefconfig=defconfig Kconfig
defconfig-%::
- @$(MAKE) -C kconf conf
+ @$(MAKE) -C kconf CC=$(HOSTCC) conf
@./kconf/conf --defconfig=defconfigs/$(@:defconfig-%=%) Kconfig
.config:

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@@ -0,0 +1,76 @@
--- a/kconf/conf.c
+++ b/kconf/conf.c
@@ -86,7 +86,7 @@ static int conf_askvalue(struct symbol *
enum symbol_type type = sym_get_type(sym);
if (!sym_has_value(sym))
- printf(_("(NEW) "));
+ printf("%s", _("(NEW) "));
line[0] = '\n';
line[1] = 0;
@@ -282,7 +282,7 @@ static int conf_choice(struct menu *menu
if (child->sym->name)
printf(" (%s)", child->sym->name);
if (!sym_has_value(child->sym))
- printf(_(" (NEW)"));
+ printf("%s", _(" (NEW)"));
printf("\n");
}
printf(_("%*schoice"), indent - 1, "");
@@ -437,7 +437,7 @@ static void check_conf(struct menu *menu
}
} else {
if (!conf_cnt++)
- printf(_("*\n* Restart config...\n*\n"));
+ printf("%s", _("*\n* Restart config...\n*\n"));
rootEntry = menu_get_parent_menu(menu);
conf(rootEntry);
}
@@ -614,7 +614,7 @@ int main(int ac, char **av)
name = getenv("KCONFIG_NOSILENTUPDATE");
if (name && *name) {
fprintf(stderr,
- _("\n*** The configuration requires explicit update.\n\n"));
+ "%s", _("\n*** The configuration requires explicit update.\n\n"));
return 1;
}
}
@@ -666,22 +666,22 @@ int main(int ac, char **av)
* All other commands are only used to generate a config.
*/
if (conf_get_changed() && conf_write(NULL)) {
- fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
+ fprintf(stderr, "%s", _("\n*** Error during writing of the configuration.\n\n"));
exit(1);
}
if (conf_write_autoconf()) {
- fprintf(stderr, _("\n*** Error during update of the configuration.\n\n"));
+ fprintf(stderr, "%s", _("\n*** Error during update of the configuration.\n\n"));
return 1;
}
} else if (input_mode == savedefconfig) {
if (conf_write_defconfig(defconfig_file)) {
- fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"),
+ fprintf(stderr, _("\n*** Error while saving defconfig to: %s\n\n"),
defconfig_file);
return 1;
}
} else if (input_mode != listnewconfig) {
if (conf_write(NULL)) {
- fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
+ fprintf(stderr, "%s", _("\n*** Error during writing of the configuration.\n\n"));
exit(1);
}
}
--- a/kconf/Makefile
+++ b/kconf/Makefile
@@ -17,7 +17,7 @@ clean:
zconf.tab.c: zconf.lex.c
%.tab.c: %.y
- $(YACC) -o$@ -t -l $<
+ $(YACC) -Wno-yacc -o$@ -t -l $<
%.lex.c: %.l
$(LEX) -o$@ -L $<

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@@ -0,0 +1,11 @@
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
# Makefile for the output source package
#
-ifeq ($(KERNELRELEASE),)
+ifeq ($(KERNELVERSION),)
MAKEFLAGS += --no-print-directory
SHELL := /usr/bin/env bash

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@@ -0,0 +1,10 @@
--- a/drivers/staging/rtl8723bs/Kconfig
+++ b/drivers/staging/rtl8723bs/Kconfig
@@ -5,7 +5,6 @@ config RTL8723BS
depends on m
depends on WLAN && MMC && CFG80211
depends on m
- select CFG80211_WEXT
depends on CRYPTO
select BPAUTO_CRYPTO_LIB_ARC4
help

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@@ -0,0 +1,76 @@
From 54e0f9aaf340377fb76acdffee9ec7372c4b70ae Mon Sep 17 00:00:00 2001
From: Robert Marko <robimarko@gmail.com>
Date: Mon, 17 Oct 2022 11:35:36 +0200
Subject: [PATCH] backports: drop QRTR and MHI
Backports currently include QRTR and MHI due to ath11k-pci requiring them,
however this at the same time prevents us from adding ath11k-ahb as it
also requires QRTR however its AHB variant from the kernel will conflict
with the core provided by backports.
Since MHI also conflicts with existing OpenWrt kmods providing MHI drop
both from backports and use the ones provided by OpenWrt kernel.
Signed-off-by: Robert Marko <robimarko@gmail.com>
---
Kconfig.sources | 2 --
Makefile.kernel | 2 --
drivers/net/wireless/ath/ath11k/Kconfig | 6 +++---
local-symbols | 8 --------
4 files changed, 3 insertions(+), 15 deletions(-)
--- a/Kconfig.sources
+++ b/Kconfig.sources
@@ -4,8 +4,6 @@ source "$BACKPORT_DIR/compat/Kconfig"
# these are copied from the kernel
source "$BACKPORT_DIR/net/wireless/Kconfig"
source "$BACKPORT_DIR/net/mac80211/Kconfig"
-source "$BACKPORT_DIR/net/qrtr/Kconfig"
-source "$BACKPORT_DIR/drivers/bus/mhi/Kconfig"
source "$BACKPORT_DIR/drivers/soc/qcom/Kconfig"
source "$BACKPORT_DIR/drivers/net/wireless/Kconfig"
source "$BACKPORT_DIR/drivers/net/usb/Kconfig"
--- a/Makefile.kernel
+++ b/Makefile.kernel
@@ -38,9 +38,7 @@ obj-y += compat/
obj-$(CPTCFG_CFG80211) += net/wireless/
obj-$(CPTCFG_MAC80211) += net/mac80211/
-obj-$(CPTCFG_QRTR) += net/qrtr/
obj-$(CPTCFG_QCOM_QMI_HELPERS) += drivers/soc/qcom/
-obj-$(CPTCFG_MHI_BUS) += drivers/bus/mhi/
obj-$(CPTCFG_WLAN) += drivers/net/wireless/
obj-$(CPTCFG_USB_NET_RNDIS_WLAN) += drivers/net/usb/
--- a/drivers/net/wireless/ath/ath11k/Kconfig
+++ b/drivers/net/wireless/ath/ath11k/Kconfig
@@ -25,9 +25,9 @@ config ATH11K_PCI
tristate "Atheros ath11k PCI support"
depends on m
depends on ATH11K && PCI
- select MHI_BUS
- select QRTR
- select QRTR_MHI
+ depends on MHI_BUS
+ depends on QRTR
+ depends on QRTR_MHI
select PCI_PWRCTL_PWRSEQ if HAVE_PWRCTL
help
This module adds support for PCIE bus
--- a/local-symbols
+++ b/local-symbols
@@ -59,14 +59,6 @@ MAC80211_MESH_PS_DEBUG=
MAC80211_TDLS_DEBUG=
MAC80211_DEBUG_COUNTERS=
MAC80211_STA_HASH_MAX_SIZE=
-QRTR=
-QRTR_SMD=
-QRTR_TUN=
-QRTR_MHI=
-MHI_BUS=
-MHI_BUS_DEBUG=
-MHI_BUS_PCI_GENERIC=
-MHI_BUS_EP=
QCOM_AOSS_QMP=
QCOM_COMMAND_DB=
QCOM_GENI_SE=

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@@ -0,0 +1,14 @@
--- a/backport-include/net/dropreason.h
+++ b/backport-include/net/dropreason.h
@@ -3,10 +3,9 @@
#include <linux/version.h>
+#include <net/dropreason-core.h>
#if LINUX_VERSION_IS_GEQ(6,0,0)
#include_next <net/dropreason.h>
-#else
-#include <net/dropreason-core.h>
#endif
#if LINUX_VERSION_IS_LESS(6,4,0)

View File

@@ -0,0 +1,541 @@
--- a/drivers/bus/mhi/host/trace.h
+++ b/drivers/bus/mhi/host/trace.h
@@ -103,7 +103,7 @@ TRACE_EVENT(mhi_gen_tre,
),
TP_fast_assign(
- __assign_str(name);
+ __assign_str(name, mhi_cntrl->mhi_dev->name);
__entry->ch_num = mhi_chan->chan;
__entry->wp = mhi_tre;
__entry->tre_ptr = mhi_tre->ptr;
@@ -131,7 +131,7 @@ TRACE_EVENT(mhi_intvec_states,
),
TP_fast_assign(
- __assign_str(name);
+ __assign_str(name, mhi_cntrl->mhi_dev->name);
__entry->local_ee = mhi_cntrl->ee;
__entry->state = mhi_cntrl->dev_state;
__entry->dev_ee = dev_ee;
@@ -158,7 +158,7 @@ TRACE_EVENT(mhi_tryset_pm_state,
),
TP_fast_assign(
- __assign_str(name);
+ __assign_str(name, mhi_cntrl->mhi_dev->name);
if (pm_state)
pm_state = __fls(pm_state);
__entry->pm_state = pm_state;
@@ -184,7 +184,7 @@ DECLARE_EVENT_CLASS(mhi_process_event_ri
),
TP_fast_assign(
- __assign_str(name);
+ __assign_str(name, mhi_cntrl->mhi_dev->name);
__entry->rp = rp;
__entry->ptr = rp->ptr;
__entry->dword0 = rp->dword[0];
@@ -226,7 +226,7 @@ DECLARE_EVENT_CLASS(mhi_update_channel_s
),
TP_fast_assign(
- __assign_str(name);
+ __assign_str(name, mhi_cntrl->mhi_dev->name);
__entry->ch_num = mhi_chan->chan;
__entry->state = state;
__entry->reason = reason;
@@ -265,7 +265,7 @@ TRACE_EVENT(mhi_pm_st_transition,
),
TP_fast_assign(
- __assign_str(name);
+ __assign_str(name, mhi_cntrl->mhi_dev->name);
__entry->state = state;
),
--- a/drivers/net/wireless/ath/ath10k/trace.h
+++ b/drivers/net/wireless/ath/ath10k/trace.h
@@ -55,8 +55,8 @@ DECLARE_EVENT_CLASS(ath10k_log_event,
__vstring(msg, vaf->fmt, vaf->va)
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__assign_vstr(msg, vaf->fmt, vaf->va);
),
TP_printk(
@@ -92,8 +92,8 @@ TRACE_EVENT(ath10k_log_dbg,
__vstring(msg, vaf->fmt, vaf->va)
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->level = level;
__assign_vstr(msg, vaf->fmt, vaf->va);
),
@@ -121,10 +121,10 @@ TRACE_EVENT(ath10k_log_dbg_dump,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
- __assign_str(msg);
- __assign_str(prefix);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
+ __assign_str(msg, msg);
+ __assign_str(prefix, prefix);
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
@@ -152,8 +152,8 @@ TRACE_EVENT(ath10k_wmi_cmd,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->id = id;
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
@@ -182,8 +182,8 @@ TRACE_EVENT(ath10k_wmi_event,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->id = id;
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
@@ -211,8 +211,8 @@ TRACE_EVENT(ath10k_htt_stats,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
@@ -239,8 +239,8 @@ TRACE_EVENT(ath10k_wmi_dbglog,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->hw_type = ar->hw_rev;
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
@@ -269,8 +269,8 @@ TRACE_EVENT(ath10k_htt_pktlog,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->hw_type = ar->hw_rev;
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(pktlog), buf, buf_len);
@@ -301,8 +301,8 @@ TRACE_EVENT(ath10k_htt_tx,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->msdu_id = msdu_id;
__entry->msdu_len = msdu_len;
__entry->vdev_id = vdev_id;
@@ -332,8 +332,8 @@ TRACE_EVENT(ath10k_txrx_tx_unref,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->msdu_id = msdu_id;
),
@@ -358,8 +358,8 @@ DECLARE_EVENT_CLASS(ath10k_hdr_event,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->len = ath10k_frm_hdr_len(data, len);
memcpy(__get_dynamic_array(data), data, __entry->len);
),
@@ -386,8 +386,8 @@ DECLARE_EVENT_CLASS(ath10k_payload_event
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->len = len - ath10k_frm_hdr_len(data, len);
memcpy(__get_dynamic_array(payload),
data + ath10k_frm_hdr_len(data, len), __entry->len);
@@ -435,8 +435,8 @@ TRACE_EVENT(ath10k_htt_rx_desc,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->hw_type = ar->hw_rev;
__entry->len = len;
memcpy(__get_dynamic_array(rxdesc), data, len);
@@ -472,8 +472,8 @@ TRACE_EVENT(ath10k_wmi_diag_container,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->type = type;
__entry->timestamp = timestamp;
__entry->code = code;
@@ -505,8 +505,8 @@ TRACE_EVENT(ath10k_wmi_diag,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->dev));
+ __assign_str(driver, dev_driver_string(ar->dev));
__entry->len = len;
memcpy(__get_dynamic_array(data), data, len);
),
--- a/drivers/net/wireless/ath/ath11k/trace.h
+++ b/drivers/net/wireless/ath/ath11k/trace.h
@@ -48,8 +48,8 @@ TRACE_EVENT(ath11k_htt_pktlog,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->ab->dev));
+ __assign_str(driver, dev_driver_string(ar->ab->dev));
__entry->buf_len = buf_len;
__entry->pktlog_checksum = pktlog_checksum;
memcpy(__get_dynamic_array(pktlog), buf, buf_len);
@@ -77,8 +77,8 @@ TRACE_EVENT(ath11k_htt_ppdu_stats,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->ab->dev));
+ __assign_str(driver, dev_driver_string(ar->ab->dev));
__entry->len = len;
memcpy(__get_dynamic_array(ppdu), data, len);
),
@@ -105,8 +105,8 @@ TRACE_EVENT(ath11k_htt_rxdesc,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->ab->dev));
+ __assign_str(driver, dev_driver_string(ar->ab->dev));
__entry->len = len;
__entry->log_type = log_type;
memcpy(__get_dynamic_array(rxdesc), data, len);
@@ -130,8 +130,8 @@ DECLARE_EVENT_CLASS(ath11k_log_event,
__vstring(msg, vaf->fmt, vaf->va)
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ab->dev));
+ __assign_str(driver, dev_driver_string(ab->dev));
__assign_vstr(msg, vaf->fmt, vaf->va);
),
TP_printk(
@@ -171,8 +171,8 @@ TRACE_EVENT(ath11k_wmi_cmd,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ab->dev));
+ __assign_str(driver, dev_driver_string(ab->dev));
__entry->id = id;
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
@@ -201,8 +201,8 @@ TRACE_EVENT(ath11k_wmi_event,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ab->dev));
+ __assign_str(driver, dev_driver_string(ab->dev));
__entry->id = id;
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
@@ -230,8 +230,8 @@ TRACE_EVENT(ath11k_log_dbg,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ab->dev));
+ __assign_str(driver, dev_driver_string(ab->dev));
__entry->level = level;
WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
ATH11K_MSG_MAX, vaf->fmt,
@@ -262,10 +262,10 @@ TRACE_EVENT(ath11k_log_dbg_dump,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
- __assign_str(msg);
- __assign_str(prefix);
+ __assign_str(device, dev_name(ab->dev));
+ __assign_str(driver, dev_driver_string(ab->dev));
+ __assign_str(msg, msg);
+ __assign_str(prefix, prefix);
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
@@ -292,8 +292,8 @@ TRACE_EVENT(ath11k_wmi_diag,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ab->dev));
+ __assign_str(driver, dev_driver_string(ab->dev));
__entry->len = len;
memcpy(__get_dynamic_array(data), data, len);
),
@@ -318,8 +318,8 @@ TRACE_EVENT(ath11k_ps_timekeeper,
__field(u32, peer_ps_timestamp)
),
- TP_fast_assign(__assign_str(device);
- __assign_str(driver);
+ TP_fast_assign(__assign_str(device, dev_name(ar->ab->dev));
+ __assign_str(driver, dev_driver_string(ar->ab->dev));
memcpy(__get_dynamic_array(peer_addr), peer_addr,
ETH_ALEN);
__entry->peer_ps_state = peer_ps_state;
--- a/drivers/net/wireless/ath/ath12k/trace.h
+++ b/drivers/net/wireless/ath/ath12k/trace.h
@@ -36,8 +36,8 @@ TRACE_EVENT(ath12k_htt_pktlog,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->ab->dev));
+ __assign_str(driver, dev_driver_string(ar->ab->dev));
__entry->buf_len = buf_len;
__entry->pktlog_checksum = pktlog_checksum;
memcpy(__get_dynamic_array(pktlog), buf, buf_len);
@@ -73,8 +73,8 @@ TRACE_EVENT(ath12k_htt_ppdu_stats,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->ab->dev));
+ __assign_str(driver, dev_driver_string(ar->ab->dev));
__entry->len = len;
__entry->info = ar->pdev->timestamp.info;
__entry->sync_tstmp_lo_us = ar->pdev->timestamp.sync_timestamp_hi_us;
@@ -117,8 +117,8 @@ TRACE_EVENT(ath12k_htt_rxdesc,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ar->ab->dev));
+ __assign_str(driver, dev_driver_string(ar->ab->dev));
__entry->len = len;
__entry->type = type;
__entry->info = ar->pdev->timestamp.info;
@@ -153,8 +153,8 @@ TRACE_EVENT(ath12k_wmi_diag,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, dev_name(ab->dev));
+ __assign_str(driver, dev_driver_string(ab->dev));
__entry->len = len;
memcpy(__get_dynamic_array(data), data, len);
),
--- a/drivers/net/wireless/ath/ath6kl/trace.h
+++ b/drivers/net/wireless/ath/ath6kl/trace.h
@@ -304,8 +304,8 @@ TRACE_EVENT(ath6kl_log_dbg_dump,
),
TP_fast_assign(
- __assign_str(msg);
- __assign_str(prefix);
+ __assign_str(msg, msg);
+ __assign_str(prefix, prefix);
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
--- a/drivers/net/wireless/ath/trace.h
+++ b/drivers/net/wireless/ath/trace.h
@@ -44,8 +44,8 @@ TRACE_EVENT(ath_log,
),
TP_fast_assign(
- __assign_str(device);
- __assign_str(driver);
+ __assign_str(device, wiphy_name(wiphy));
+ __assign_str(driver, KBUILD_MODNAME);
__assign_vstr(msg, vaf->fmt, vaf->va);
),
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h
@@ -41,7 +41,7 @@ TRACE_EVENT(brcmf_err,
__vstring(msg, vaf->fmt, vaf->va)
),
TP_fast_assign(
- __assign_str(func);
+ __assign_str(func, func);
__assign_vstr(msg, vaf->fmt, vaf->va);
),
TP_printk("%s: %s", __get_str(func), __get_str(msg))
@@ -57,7 +57,7 @@ TRACE_EVENT(brcmf_dbg,
),
TP_fast_assign(
__entry->level = level;
- __assign_str(func);
+ __assign_str(func, func);
__assign_vstr(msg, vaf->fmt, vaf->va);
),
TP_printk("%s: %s", __get_str(func), __get_str(msg))
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac.h
@@ -81,7 +81,7 @@ TRACE_EVENT(brcms_macintstatus,
__field(u32, mask)
),
TP_fast_assign(
- __assign_str(dev);
+ __assign_str(dev, dev_name(dev));
__entry->in_isr = in_isr;
__entry->macintstatus = macintstatus;
__entry->mask = mask;
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac_msg.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac_msg.h
@@ -71,7 +71,7 @@ TRACE_EVENT(brcms_dbg,
),
TP_fast_assign(
__entry->level = level;
- __assign_str(func);
+ __assign_str(func, func);
__assign_vstr(msg, vaf->fmt, vaf->va);
),
TP_printk("%s: %s", __get_str(func), __get_str(msg))
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac_tx.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac_tx.h
@@ -31,7 +31,7 @@ TRACE_EVENT(brcms_txdesc,
__dynamic_array(u8, txh, txh_len)
),
TP_fast_assign(
- __assign_str(dev);
+ __assign_str(dev, dev_name(dev));
memcpy(__get_dynamic_array(txh), txh, txh_len);
),
TP_printk("[%s] txdesc", __get_str(dev))
@@ -54,7 +54,7 @@ TRACE_EVENT(brcms_txstatus,
__field(u16, ackphyrxsh)
),
TP_fast_assign(
- __assign_str(dev);
+ __assign_str(dev, dev_name(dev));
__entry->framelen = framelen;
__entry->frameid = frameid;
__entry->status = status;
@@ -85,7 +85,7 @@ TRACE_EVENT(brcms_ampdu_session,
__field(u16, dma_len)
),
TP_fast_assign(
- __assign_str(dev);
+ __assign_str(dev, dev_name(dev));
__entry->max_ampdu_len = max_ampdu_len;
__entry->max_ampdu_frames = max_ampdu_frames;
__entry->ampdu_len = ampdu_len;
--- a/drivers/net/wireless/intel/iwlwifi/iwl-devtrace-msg.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-devtrace-msg.h
@@ -57,7 +57,7 @@ TRACE_EVENT(iwlwifi_dbg,
),
TP_fast_assign(
__entry->level = level;
- __assign_str(function);
+ __assign_str(function, function);
__assign_vstr(msg, vaf->fmt, vaf->va);
),
TP_printk("%s", __get_str(msg))
--- a/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h
@@ -87,7 +87,7 @@ static inline void trace_ ## name(proto)
#endif
#define DEV_ENTRY __string(dev, dev_name(dev))
-#define DEV_ASSIGN __assign_str(dev)
+#define DEV_ASSIGN __assign_str(dev, dev_name(dev))
#include "iwl-devtrace-io.h"
#include "iwl-devtrace-ucode.h"
--- a/include/trace/events/qrtr.h
+++ b/include/trace/events/qrtr.h
@@ -102,7 +102,7 @@ TRACE_EVENT(qrtr_ns_message,
),
TP_fast_assign(
- __assign_str(ctrl_pkt_str);
+ __assign_str(ctrl_pkt_str, ctrl_pkt_str);
__entry->sq_node = sq_node;
__entry->sq_port = sq_port;
),
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -33,7 +33,7 @@
__string(vif_name, sdata->name)
#define VIF_ASSIGN __entry->vif_type = sdata->vif.type; __entry->sdata = sdata; \
__entry->p2p = sdata->vif.p2p; \
- __assign_str(vif_name)
+ __assign_str(vif_name, sdata->name)
#define VIF_PR_FMT " vif:%s(%d%s)"
#define VIF_PR_ARG __get_str(vif_name), __entry->vif_type, __entry->p2p ? "/p2p" : ""
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -446,7 +446,7 @@ TRACE_EVENT(rdev_add_virtual_intf,
),
TP_fast_assign(
WIPHY_ASSIGN;
- __assign_str(vir_intf_name);
+ __assign_str(vir_intf_name, name ? name : "<noname>");
__entry->type = type;
),
TP_printk(WIPHY_PR_FMT ", virtual intf name: %s, type: %d",

View File

@@ -0,0 +1,32 @@
--- a/drivers/net/wireless/ath/ath10k/snoc.c
+++ b/drivers/net/wireless/ath/ath10k/snoc.c
@@ -1635,10 +1635,10 @@ static int ath10k_fw_init(struct ath10k
ar_snoc->fw.dev = &pdev->dev;
- iommu_dom = iommu_paging_domain_alloc(ar_snoc->fw.dev);
- if (IS_ERR(iommu_dom)) {
+ iommu_dom = iommu_domain_alloc(&platform_bus_type);
+ if (!iommu_dom) {
ath10k_err(ar, "failed to allocate iommu domain\n");
- ret = PTR_ERR(iommu_dom);
+ ret = -ENOMEM;
goto err_unregister;
}
--- a/drivers/net/wireless/ath/ath11k/ahb.c
+++ b/drivers/net/wireless/ath/ath11k/ahb.c
@@ -1031,10 +1031,10 @@ static int ath11k_ahb_fw_resources_init(
ab_ahb->fw.dev = &pdev->dev;
- iommu_dom = iommu_paging_domain_alloc(ab_ahb->fw.dev);
- if (IS_ERR(iommu_dom)) {
+ iommu_dom = iommu_domain_alloc(&platform_bus_type);
+ if (!iommu_dom) {
ath11k_err(ab, "failed to allocate iommu domain\n");
- ret = PTR_ERR(iommu_dom);
+ ret = -ENOMEM;
goto err_unregister;
}

View File

@@ -0,0 +1,40 @@
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tt.c
@@ -638,8 +638,13 @@ static int iwl_mvm_tzone_get_temp(struct
return 0;
}
+#if LINUX_VERSION_IS_GEQ(6,11,0)
static int iwl_mvm_tzone_set_trip_temp(struct thermal_zone_device *device,
const struct thermal_trip *trip, int temp)
+#else
+static int iwl_mvm_tzone_set_trip_temp(struct thermal_zone_device *device,
+ int trip, int temp)
+#endif
{
struct iwl_mvm *mvm = thermal_zone_device_priv(device);
@@ -682,13 +687,23 @@ static void iwl_mvm_thermal_zone_registe
for (i = 0 ; i < IWL_MAX_DTS_TRIPS; i++) {
mvm->tz_device.trips[i].temperature = THERMAL_TEMP_INVALID;
mvm->tz_device.trips[i].type = THERMAL_TRIP_PASSIVE;
+#if LINUX_VERSION_IS_GEQ(6,9,0)
mvm->tz_device.trips[i].flags = THERMAL_TRIP_FLAG_RW_TEMP;
+#endif
}
+#if LINUX_VERSION_IS_GEQ(6,9,0)
mvm->tz_device.tzone = thermal_zone_device_register_with_trips(name,
mvm->tz_device.trips,
IWL_MAX_DTS_TRIPS,
mvm, &tzone_ops,
NULL, 0, 0);
+#else
+ mvm->tz_device.tzone = thermal_zone_device_register_with_trips(name,
+ mvm->tz_device.trips,
+ IWL_MAX_DTS_TRIPS, 0,
+ mvm, &tzone_ops,
+ NULL, 0, 0);
+#endif
if (IS_ERR(mvm->tz_device.tzone)) {
IWL_DEBUG_TEMP(mvm,
"Failed to register to thermal zone (err = %ld)\n",

View File

@@ -0,0 +1,14 @@
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
@@ -1574,7 +1574,11 @@ static int brcmf_usb_reset_device(struct
void brcmf_usb_exit(void)
{
+#if LINUX_VERSION_IS_GEQ(6,8,0)
struct device_driver *drv = &brcmf_usbdrvr.driver;
+#else
+ struct device_driver *drv = &brcmf_usbdrvr.drvwrap.driver;
+#endif
int ret;
brcmf_dbg(USB, "Enter\n");

View File

@@ -0,0 +1,30 @@
--- a/drivers/net/wireless/virtual/mac80211_hwsim.c
+++ b/drivers/net/wireless/virtual/mac80211_hwsim.c
@@ -6629,6 +6629,7 @@ static void hwsim_virtio_rx_done(struct
static int init_vqs(struct virtio_device *vdev)
{
+#if LINUX_VERSION_IS_GEQ(6,11,0)
struct virtqueue_info vqs_info[HWSIM_NUM_VQS] = {
[HWSIM_VQ_TX] = { "tx", hwsim_virtio_tx_done },
[HWSIM_VQ_RX] = { "rx", hwsim_virtio_rx_done },
@@ -6636,6 +6637,19 @@ static int init_vqs(struct virtio_device
return virtio_find_vqs(vdev, HWSIM_NUM_VQS,
hwsim_vqs, vqs_info, NULL);
+#else /* Using the old ABI, copied from kernel 6.6 */
+ vq_callback_t *callbacks[HWSIM_NUM_VQS] = {
+ [HWSIM_VQ_TX] = hwsim_virtio_tx_done,
+ [HWSIM_VQ_RX] = hwsim_virtio_rx_done,
+ };
+ const char *names[HWSIM_NUM_VQS] = {
+ [HWSIM_VQ_TX] = "tx",
+ [HWSIM_VQ_RX] = "rx",
+ };
+
+ return virtio_find_vqs(vdev, HWSIM_NUM_VQS,
+ hwsim_vqs, callbacks, names, NULL);
+#endif
}
static int fill_vq(struct virtqueue *vq)

View File

@@ -0,0 +1,169 @@
From e0f83d268974dab0361d11904dfc9acec53f96a6 Mon Sep 17 00:00:00 2001
From: Eric Dumazet <edumazet@google.com>
Date: Fri, 11 Oct 2024 17:12:17 +0000
Subject: [PATCH] genetlink: hold RCU in genlmsg_mcast()
[ Upstream commit 56440d7ec28d60f8da3bfa09062b3368ff9b16db ]
While running net selftests with CONFIG_PROVE_RCU_LIST=y I saw
one lockdep splat [1].
genlmsg_mcast() uses for_each_net_rcu(), and must therefore hold RCU.
Instead of letting all callers guard genlmsg_multicast_allns()
with a rcu_read_lock()/rcu_read_unlock() pair, do it in genlmsg_mcast().
This also means the @flags parameter is useless, we need to always use
GFP_ATOMIC.
[1]
[10882.424136] =============================
[10882.424166] WARNING: suspicious RCU usage
[10882.424309] 6.12.0-rc2-virtme #1156 Not tainted
[10882.424400] -----------------------------
[10882.424423] net/netlink/genetlink.c:1940 RCU-list traversed in non-reader section!!
[10882.424469]
other info that might help us debug this:
[10882.424500]
rcu_scheduler_active = 2, debug_locks = 1
[10882.424744] 2 locks held by ip/15677:
[10882.424791] #0: ffffffffb6b491b0 (cb_lock){++++}-{3:3}, at: genl_rcv (net/netlink/genetlink.c:1219)
[10882.426334] #1: ffffffffb6b49248 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg (net/netlink/genetlink.c:61 net/netlink/genetlink.c:57 net/netlink/genetlink.c:1209)
[10882.426465]
stack backtrace:
[10882.426805] CPU: 14 UID: 0 PID: 15677 Comm: ip Not tainted 6.12.0-rc2-virtme #1156
[10882.426919] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[10882.427046] Call Trace:
[10882.427131] <TASK>
[10882.427244] dump_stack_lvl (lib/dump_stack.c:123)
[10882.427335] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6822)
[10882.427387] genlmsg_multicast_allns (net/netlink/genetlink.c:1940 (discriminator 7) net/netlink/genetlink.c:1977 (discriminator 7))
[10882.427436] l2tp_tunnel_notify.constprop.0 (net/l2tp/l2tp_netlink.c:119) l2tp_netlink
[10882.427683] l2tp_nl_cmd_tunnel_create (net/l2tp/l2tp_netlink.c:253) l2tp_netlink
[10882.427748] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1115)
[10882.427834] genl_rcv_msg (net/netlink/genetlink.c:1195 net/netlink/genetlink.c:1210)
[10882.427877] ? __pfx_l2tp_nl_cmd_tunnel_create (net/l2tp/l2tp_netlink.c:186) l2tp_netlink
[10882.427927] ? __pfx_genl_rcv_msg (net/netlink/genetlink.c:1201)
[10882.427959] netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[10882.428069] genl_rcv (net/netlink/genetlink.c:1220)
[10882.428095] netlink_unicast (net/netlink/af_netlink.c:1332 net/netlink/af_netlink.c:1357)
[10882.428140] netlink_sendmsg (net/netlink/af_netlink.c:1901)
[10882.428210] ____sys_sendmsg (net/socket.c:729 (discriminator 1) net/socket.c:744 (discriminator 1) net/socket.c:2607 (discriminator 1))
Fixes: 33f72e6f0c67 ("l2tp : multicast notification to the registered listeners")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: James Chapman <jchapman@katalix.com>
Cc: Tom Parkin <tparkin@katalix.com>
Cc: Johannes Berg <johannes.berg@intel.com>
Link: https://patch.msgid.link/20241011171217.3166614-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/target/target_core_user.c | 2 +-
include/net/genetlink.h | 3 +--
net/l2tp/l2tp_netlink.c | 4 ++--
net/netlink/genetlink.c | 28 ++++++++++++++--------------
net/wireless/nl80211.c | 8 ++------
5 files changed, 20 insertions(+), 25 deletions(-)
--- a/backport-include/net/genetlink.h
+++ b/backport-include/net/genetlink.h
@@ -150,7 +150,7 @@ int genlmsg_multicast(const struct genl_
#define genlmsg_multicast_allns LINUX_BACKPORT(genlmsg_multicast_allns)
int backport_genlmsg_multicast_allns(const struct genl_family *family,
struct sk_buff *skb, u32 portid,
- unsigned int group, gfp_t flags);
+ unsigned int group);
#define genl_family_attrbuf LINUX_BACKPORT(genl_family_attrbuf)
static inline struct nlattr **genl_family_attrbuf(struct genl_family *family)
--- a/compat/backport-genetlink.c
+++ b/compat/backport-genetlink.c
@@ -198,23 +198,23 @@ int genlmsg_multicast(const struct genl_
}
EXPORT_SYMBOL_GPL(genlmsg_multicast);
-static int genlmsg_mcast(struct sk_buff *skb, u32 portid, unsigned long group,
- gfp_t flags)
+static int genlmsg_mcast(struct sk_buff *skb, u32 portid, unsigned long group)
{
struct sk_buff *tmp;
struct net *net, *prev = NULL;
bool delivered = false;
int err;
+ rcu_read_lock();
for_each_net_rcu(net) {
if (prev) {
- tmp = skb_clone(skb, flags);
+ tmp = skb_clone(skb, GFP_ATOMIC);
if (!tmp) {
err = -ENOMEM;
goto error;
}
err = nlmsg_multicast(prev->genl_sock, tmp,
- portid, group, flags);
+ portid, group, GFP_ATOMIC);
if (!err)
delivered = true;
else if (err != -ESRCH)
@@ -223,25 +223,29 @@ static int genlmsg_mcast(struct sk_buff
prev = net;
}
+ err = nlmsg_multicast(prev->genl_sock, skb, portid, group, GFP_ATOMIC);
+
+ rcu_read_unlock();
- err = nlmsg_multicast(prev->genl_sock, skb, portid, group, flags);
if (!err)
delivered = true;
else if (err != -ESRCH)
return err;
return delivered ? 0 : -ESRCH;
error:
+ rcu_read_unlock();
+
kfree_skb(skb);
return err;
}
int backport_genlmsg_multicast_allns(const struct genl_family *family,
struct sk_buff *skb, u32 portid,
- unsigned int group, gfp_t flags)
+ unsigned int group)
{
group = __backport_genl_group(family, group);
if (group == INVALID_GROUP)
return -EINVAL;
- return genlmsg_mcast(skb, portid, group, flags);
+ return genlmsg_mcast(skb, portid, group);
}
EXPORT_SYMBOL_GPL(backport_genlmsg_multicast_allns);
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -17956,10 +17956,8 @@ void nl80211_common_reg_change_event(enu
genlmsg_end(msg, hdr);
- rcu_read_lock();
genlmsg_multicast_allns(&nl80211_fam, msg, 0,
- NL80211_MCGRP_REGULATORY, GFP_ATOMIC);
- rcu_read_unlock();
+ NL80211_MCGRP_REGULATORY);
return;
@@ -18692,10 +18690,8 @@ void nl80211_send_beacon_hint_event(stru
genlmsg_end(msg, hdr);
- rcu_read_lock();
genlmsg_multicast_allns(&nl80211_fam, msg, 0,
- NL80211_MCGRP_REGULATORY, GFP_ATOMIC);
- rcu_read_unlock();
+ NL80211_MCGRP_REGULATORY);
return;