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printk boot_delay: rename printk_delay_msec to loops_per_msec 

Rename `printk_delay_msec' to `loops_per_msec', because the patch "printk:
add printk_delay to make messages readable for some scenarios" wishes to
more appropriately use the `printk_delay_msec' identifier.

[akpm@linux-foundation.org: add a comment]
Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dave Young 2009-09-22 16:43:31 -07:00 committed by Linus Torvalds
parent 5ae87e79ec
commit 3a3b6ed223
1 changed files with 5 additions and 7 deletions
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12
kernel/printk.c
View File

@ -206,12 +206,11 @@ __setup("log_buf_len=", log_buf_len_setup);
#ifdef CONFIG_BOOT_PRINTK_DELAY
static unsigned int boot_delay; /* msecs delay after each printk during bootup */
static unsigned long long printk_delay_msec; /* per msec, based on boot_delay */
static unsigned long long loops_per_msec; /* based on boot_delay */
static int __init boot_delay_setup(char *str)
{
unsigned long lpj;
unsigned long long loops_per_msec;
lpj = preset_lpj ? preset_lpj : 1000000; /* some guess */
loops_per_msec = (unsigned long long)lpj / 1000 * HZ;
@ -220,10 +219,9 @@ static int __init boot_delay_setup(char *str)
if (boot_delay > 10 * 1000)
boot_delay = 0;
printk_delay_msec = loops_per_msec;
printk(KERN_DEBUG "boot_delay: %u, preset_lpj: %ld, lpj: %lu, "
"HZ: %d, printk_delay_msec: %llu\n",
boot_delay, preset_lpj, lpj, HZ, printk_delay_msec);
pr_debug("boot_delay: %u, preset_lpj: %ld, lpj: %lu, "
"HZ: %d, loops_per_msec: %llu\n",
boot_delay, preset_lpj, lpj, HZ, loops_per_msec);
return 1;
}
__setup("boot_delay=", boot_delay_setup);
@ -236,7 +234,7 @@ static void boot_delay_msec(void)
if (boot_delay == 0 || system_state != SYSTEM_BOOTING)
return;
k = (unsigned long long)printk_delay_msec * boot_delay;
k = (unsigned long long)loops_per_msec * boot_delay;
timeout = jiffies + msecs_to_jiffies(boot_delay);
while (k) {