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[PATCH] lockdep: print kernel version

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Lets do the same thing we do for oopses - print out the version in the
report.  It's an extra line of output though.  We could tack it on the end
of the INFO: lines, but that screws up Ingo's pretty output.

Signed-off-by: Dave Jones <davej@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Dave Jones 2006-09-29 02:00:10 -07:00 committed by Linus Torvalds
parent 2b33b4dcbe
commit 99de055ac0
1 changed files with 13 additions and 0 deletions
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13
kernel/lockdep.c
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@ -36,6 +36,7 @@
#include <linux/stacktrace.h>
#include <linux/debug_locks.h>
#include <linux/irqflags.h>
#include <linux/utsname.h>
#include <asm/sections.h>
@ -515,6 +516,13 @@ print_circular_bug_entry(struct lock_list *target, unsigned int depth)
return 0;
}
static void print_kernel_version(void)
{
printk("%s %.*s\n", system_utsname.release,
(int)strcspn(system_utsname.version, " "),
system_utsname.version);
}
/*
* When a circular dependency is detected, print the
* header first:
@ -531,6 +539,7 @@ print_circular_bug_header(struct lock_list *entry, unsigned int depth)
printk("\n=======================================================\n");
printk( "[ INFO: possible circular locking dependency detected ]\n");
print_kernel_version();
printk( "-------------------------------------------------------\n");
printk("%s/%d is trying to acquire lock:\n",
curr->comm, curr->pid);
@ -712,6 +721,7 @@ print_bad_irq_dependency(struct task_struct *curr,
printk("\n======================================================\n");
printk( "[ INFO: %s-safe -> %s-unsafe lock order detected ]\n",
irqclass, irqclass);
print_kernel_version();
printk( "------------------------------------------------------\n");
printk("%s/%d [HC%u[%lu]:SC%u[%lu]:HE%u:SE%u] is trying to acquire:\n",
curr->comm, curr->pid,
@ -793,6 +803,7 @@ print_deadlock_bug(struct task_struct *curr, struct held_lock *prev,
printk("\n=============================================\n");
printk( "[ INFO: possible recursive locking detected ]\n");
print_kernel_version();
printk( "---------------------------------------------\n");
printk("%s/%d is trying to acquire lock:\n",
curr->comm, curr->pid);
@ -1375,6 +1386,7 @@ print_irq_inversion_bug(struct task_struct *curr, struct lock_class *other,
printk("\n=========================================================\n");
printk( "[ INFO: possible irq lock inversion dependency detected ]\n");
print_kernel_version();
printk( "---------------------------------------------------------\n");
printk("%s/%d just changed the state of lock:\n",
curr->comm, curr->pid);
@ -1469,6 +1481,7 @@ print_usage_bug(struct task_struct *curr, struct held_lock *this,
printk("\n=================================\n");
printk( "[ INFO: inconsistent lock state ]\n");
print_kernel_version();
printk( "---------------------------------\n");
printk("inconsistent {%s} -> {%s} usage.\n",