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From: Ben Hutchings <ben@decadent.org.uk>
Subject: Include package version along with kernel release in stack traces
Date: Tue, 24 Jul 2012 03:13:10 +0100
Forwarded: not-needed
For distribution binary packages we assume
$DISTRIBUTION_OFFICIAL_BUILD, $DISTRIBUTOR and $DISTRIBUTION_VERSION
are set.
---
Makefile | 16 +++++++++++++++-
arch/powerpc/kernel/process.c | 6 ++++--
arch/x86/um/sysrq_64.c | 6 ++++--
kernel/hung_task.c | 6 ++++--
lib/dump_stack.c | 7 +++++--
5 files changed, 32 insertions(+), 9 deletions(-)
--- a/Makefile
+++ b/Makefile
@@ -1267,7 +1267,7 @@ PHONY += prepare archprepare
archprepare: outputmakefile archheaders archscripts scripts include/config/kernel.release \
asm-generic $(version_h) include/generated/utsrelease.h \
include/generated/compile.h include/generated/autoconf.h \
- include/generated/rustc_cfg remove-stale-files
+ include/generated/rustc_cfg include/generated/package.h remove-stale-files
prepare0: archprepare
$(Q)$(MAKE) $(build)=scripts/mod
@@ -1325,6 +1325,16 @@ define filechk_version.h
echo \#define LINUX_VERSION_SUBLEVEL $(SUBLEVEL)
endef
+ifneq ($(DISTRIBUTION_OFFICIAL_BUILD),)
+define filechk_package.h
+ echo \#define LINUX_PACKAGE_ID \" $(DISTRIBUTOR) $(DISTRIBUTION_VERSION)\"
+endef
+else
+define filechk_package.h
+ echo \#define LINUX_PACKAGE_ID \"\"
+endef
+endif
+
$(version_h): private PATCHLEVEL := $(or $(PATCHLEVEL), 0)
$(version_h): private SUBLEVEL := $(or $(SUBLEVEL), 0)
$(version_h): FORCE
@@ -1339,6 +1349,9 @@ filechk_compile.h = $(srctree)/scripts/m
include/generated/compile.h: FORCE
$(call filechk,compile.h)
+include/generated/package.h: $(srctree)/Makefile FORCE
+ $(call filechk,package.h)
+
PHONY += headerdep
headerdep:
$(Q)find $(srctree)/include/ -name '*.h' | xargs --max-args 1 \
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -38,6 +38,7 @@
#include <linux/uaccess.h>
#include <linux/pkeys.h>
#include <linux/seq_buf.h>
+#include <generated/package.h>
#include <asm/interrupt.h>
#include <asm/io.h>
@@ -1560,8 +1561,9 @@ static void __show_regs(struct pt_regs *
printk("NIP: "REG" LR: "REG" CTR: "REG"\n",
regs->nip, regs->link, regs->ctr);
- printk("REGS: %px TRAP: %04lx %s (%s)\n",
- regs, regs->trap, print_tainted(), init_utsname()->release);
+ printk("REGS: %px TRAP: %04lx %s (%s%s)\n",
+ regs, regs->trap, print_tainted(), init_utsname()->release,
+ LINUX_PACKAGE_ID);
printk("MSR: "REG" ", regs->msr);
print_msr_bits(regs->msr);
pr_cont(" CR: %08lx XER: %08lx\n", regs->ccr, regs->xer);
--- a/arch/x86/um/sysrq_64.c
+++ b/arch/x86/um/sysrq_64.c
@@ -10,6 +10,7 @@
#include <linux/sched.h>
#include <linux/sched/debug.h>
#include <linux/utsname.h>
+#include <generated/package.h>
#include <asm/current.h>
#include <asm/ptrace.h>
@@ -17,8 +18,9 @@ void show_regs(struct pt_regs *regs)
{
printk("\n");
print_modules();
- printk(KERN_INFO "Pid: %d, comm: %.20s %s %s\n", task_pid_nr(current),
- current->comm, print_tainted(), init_utsname()->release);
+ printk(KERN_INFO "Pid: %d, comm: %.20s %s %s%s\n", task_pid_nr(current),
+ current->comm, print_tainted(), init_utsname()->release,
+ LINUX_PACKAGE_ID);
printk(KERN_INFO "RIP: %04lx:%pS\n", PT_REGS_CS(regs) & 0xffff,
(void *)PT_REGS_IP(regs));
printk(KERN_INFO "RSP: %016lx EFLAGS: %08lx\n", PT_REGS_SP(regs),
--- a/kernel/hung_task.c
+++ b/kernel/hung_task.c
@@ -25,6 +25,7 @@
#include <linux/hung_task.h>
#include <linux/rwsem.h>
+#include <generated/package.h>
#include <trace/events/sched.h>
/*
@@ -234,10 +235,11 @@
sysctl_hung_task_warnings--;
pr_err("INFO: task %s:%d blocked for more than %ld seconds.\n",
t->comm, t->pid, (jiffies - t->last_switch_time) / HZ);
- pr_err(" %s %s %.*s\n",
+ pr_err(" %s %s %.*s%s\n",
print_tainted(), init_utsname()->release,
(int)strcspn(init_utsname()->version, " "),
- init_utsname()->version);
+ init_utsname()->version,
+ LINUX_PACKAGE_ID);
if (t->flags & PF_POSTCOREDUMP)
pr_err(" Blocked by coredump.\n");
pr_err("\"echo 0 > /proc/sys/kernel/hung_task_timeout_secs\""
--- a/lib/dump_stack.c
+++ b/lib/dump_stack.c
@@ -14,6 +14,7 @@
#include <linux/kexec.h>
#include <linux/utsname.h>
#include <linux/stop_machine.h>
+#include <generated/package.h>
static char dump_stack_arch_desc_str[128];
@@ -54,7 +55,7 @@ void __init dump_stack_set_arch_desc(con
*/
void dump_stack_print_info(const char *log_lvl)
{
- printk("%sCPU: %d UID: %u PID: %d Comm: %.20s %s%s %s %.*s %s " BUILD_ID_FMT "\n",
+ printk("%sCPU: %d UID: %u PID: %d Comm: %.20s %s%s %s %.*s %s %s " BUILD_ID_FMT "\n",
log_lvl, raw_smp_processor_id(),
__kuid_val(current_real_cred()->euid),
current->pid, current->comm,
@@ -62,7 +63,9 @@ void dump_stack_print_info(const char *l
print_tainted(),
init_utsname()->release,
(int)strcspn(init_utsname()->version, " "),
- init_utsname()->version, preempt_model_str(), BUILD_ID_VAL);
+ init_utsname()->version, preempt_model_str(),
+ LINUX_PACKAGE_ID,
+ BUILD_ID_VAL);
if (get_taint())
printk("%s%s\n", log_lvl, print_tainted_verbose());
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