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Implement boot time analysis framework.

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-03-19 20:25:09 +01:00
parent e5a2dd7b55
commit e744219bb6
14 changed files with 232 additions and 8 deletions
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39
grub-core/kern/misc.c
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@ -1130,3 +1130,42 @@ void __deregister_frame_info (void)
}
#endif
#if BOOT_TIME_STATS
#include <grub/time.h>
struct grub_boot_time *grub_boot_time_head;
static struct grub_boot_time **boot_time_last = &grub_boot_time_head;
void
grub_real_boot_time (const char *file,
const int line,
const char *fmt, ...)
{
struct grub_boot_time *n;
va_list args;
grub_error_push ();
n = grub_malloc (sizeof (*n));
if (!n)
{
grub_errno = 0;
grub_error_pop ();
return;
}
n->file = file;
n->line = line;
n->tp = grub_get_time_ms ();
n->next = 0;
va_start (args, fmt);
n->msg = grub_xvasprintf (fmt, args);
va_end (args);
*boot_time_last = n;
boot_time_last = &n->next;
grub_errno = 0;
grub_error_pop ();
}
#endif