ext4: use non-movable memory for the ext4 superblock

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Since the ext4 superblock is not released until the file system is
unmounted, allocate the buffer cache entry for the ext4 superblock out
of the non-moveable are to allow page migrations and thus CMA
allocations to more easily succeed if the CMA area is limited.

Signed-off-by: Gioh Kim <gioh.kim@lge.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>

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Gioh Kim 2014-09-04 22:36:15 -04:00 • committed by Theodore Ts'o

parent 3b5e6454aa

commit a8ac900b81

1 changed files with 3 additions and 3 deletions

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fs/ext4/super.c

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