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authorJens Axboe <axboe@suse.de>2005-07-27 11:43:37 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-27 16:25:50 -0700
commitc9b3ad673460fc997a652cd58aa3a345d40e5218 (patch)
treea91d0f452ccfe72fb2cb4c2db75cddc36a2ef21d /drivers
parentef2a701d444a4ea9790146e92756b0dde5070a15 (diff)
[PATCH] as-iosched tunable encoding fix
AS is doing internal msec<->jiffies conversions twice, so the sysfs tunables which represent time are coming out wrong. The switch from HZ=1000 exposed this. Cc: Nick Piggin <nickpiggin@yahoo.com.au> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/block/as-iosched.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/block/as-iosched.c b/drivers/block/as-iosched.c
index 91aeb678135..95c0a3690b0 100644
--- a/drivers/block/as-iosched.c
+++ b/drivers/block/as-iosched.c
@@ -1935,23 +1935,15 @@ struct as_fs_entry {
static ssize_t
as_var_show(unsigned int var, char *page)
{
- var = (var * 1000) / HZ;
return sprintf(page, "%d\n", var);
}
static ssize_t
as_var_store(unsigned long *var, const char *page, size_t count)
{
- unsigned long tmp;
char *p = (char *) page;
- tmp = simple_strtoul(p, &p, 10);
- if (tmp != 0) {
- tmp = (tmp * HZ) / 1000;
- if (tmp == 0)
- tmp = 1;
- }
- *var = tmp;
+ *var = simple_strtoul(p, &p, 10);
return count;
}