Commit 4c264583 authored by Chuck Ebbert's avatar Chuck Ebbert Committed by Linus Torvalds

[PATCH] elevator=as back-compatibility

As of 2.6.15 you need to use "anticipatory" instead of "as".  Fix that up
so that `elevator=as' still works.
Signed-off-by: default avatarChuck Ebbert <76306.1226@compuserve.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Jens Axboe <axboe@suse.de>
Cc: <stable@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 5aeebe01
......@@ -149,6 +149,13 @@ static void elevator_setup_default(void)
if (!chosen_elevator[0])
strcpy(chosen_elevator, CONFIG_DEFAULT_IOSCHED);
/*
* Be backwards-compatible with previous kernels, so users
* won't get the wrong elevator.
*/
if (!strcmp(chosen_elevator, "as"))
strcpy(chosen_elevator, "anticipatory");
/*
* If the given scheduler is not available, fall back to no-op.
*/
......
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