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.

--- a/Makefile
+++ b/Makefile
@@ -826,7 +826,7 @@ endif
 prepare2: prepare3 outputmakefile asm-generic
 
 prepare1: prepare2 $(version_h) include/generated/utsrelease.h \
-                   include/config/auto.conf
+                   include/config/auto.conf include/generated/package.h
 	$(cmd_crmodverdir)
 
 archprepare: archheaders archscripts prepare1 scripts_basic
@@ -858,12 +858,25 @@ define filechk_version.h
 	echo '#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))';)
 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): $(srctree)/Makefile FORCE
 	$(call filechk,version.h)
 
 include/generated/utsrelease.h: include/config/kernel.release FORCE
 	$(call filechk,utsrelease.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/x86/um/sysrq_64.c
+++ b/arch/x86/um/sysrq_64.c
@@ -8,6 +8,7 @@
 #include <linux/module.h>
 #include <linux/sched.h>
 #include <linux/utsname.h>
+#include <generated/package.h>
 #include <asm/current.h>
 #include <asm/ptrace.h>
 #include <asm/sysrq.h>
@@ -16,8 +17,9 @@ 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:[<%016lx>]\n", PT_REGS_CS(regs) & 0xffff,
 	       PT_REGS_IP(regs));
 	printk(KERN_INFO "RSP: %016lx  EFLAGS: %08lx\n", PT_REGS_SP(regs),
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -30,6 +30,7 @@
 #include <linux/utsname.h>
 #include <linux/tracehook.h>
 #include <linux/rcupdate.h>
+#include <generated/package.h>
 
 #include <asm/cpu.h>
 #include <asm/delay.h>
@@ -103,9 +104,9 @@ show_regs (struct pt_regs *regs)
 	print_modules();
 	printk("\n");
 	show_regs_print_info(KERN_DEFAULT);
-	printk("psr : %016lx ifs : %016lx ip  : [<%016lx>]    %s (%s)\n",
+	printk("psr : %016lx ifs : %016lx ip  : [<%016lx>]    %s (%s%s)\n",
 	       regs->cr_ipsr, regs->cr_ifs, ip, print_tainted(),
-	       init_utsname()->release);
+	       init_utsname()->release, LINUX_PACKAGE_ID);
 	print_symbol("ip is at %s\n", ip);
 	printk("unat: %016lx pfs : %016lx rsc : %016lx\n",
 	       regs->ar_unat, regs->ar_pfs, regs->ar_rsc);
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -38,6 +38,7 @@
 #include <linux/personality.h>
 #include <linux/random.h>
 #include <linux/hw_breakpoint.h>
+#include <generated/package.h>
 
 #include <asm/pgtable.h>
 #include <asm/uaccess.h>
@@ -843,8 +844,9 @@ void show_regs(struct pt_regs * regs)
 
 	printk("NIP: "REG" LR: "REG" CTR: "REG"\n",
 	       regs->nip, regs->link, regs->ctr);
-	printk("REGS: %p TRAP: %04lx   %s  (%s)\n",
-	       regs, regs->trap, print_tainted(), init_utsname()->release);
+	printk("REGS: %p TRAP: %04lx   %s  (%s%s)\n",
+	       regs, regs->trap, print_tainted(), init_utsname()->release,
+	       LINUX_PACKAGE_ID);
 	printk("MSR: "REG" ", regs->msr);
 	printbits(regs->msr, msr_bits);
 	printk("  CR: %08lx  XER: %08lx\n", regs->ccr, regs->xer);
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -45,6 +45,7 @@
 #include <linux/poll.h>
 #include <linux/irq_work.h>
 #include <linux/utsname.h>
+#include <generated/package.h>
 
 #include <asm/uaccess.h>
 
@@ -2871,11 +2872,12 @@ void __init dump_stack_set_arch_desc(con
  */
 void dump_stack_print_info(const char *log_lvl)
 {
-	printk("%sCPU: %d PID: %d Comm: %.20s %s %s %.*s\n",
+	printk("%sCPU: %d PID: %d Comm: %.20s %s %s %.*s%s\n",
 	       log_lvl, raw_smp_processor_id(), current->pid, current->comm,
 	       print_tainted(), init_utsname()->release,
 	       (int)strcspn(init_utsname()->version, " "),
-	       init_utsname()->version);
+	       init_utsname()->version,
+	       LINUX_PACKAGE_ID);
 
 	if (dump_stack_arch_desc_str[0] != '\0')
 		printk("%sHardware name: %s\n",