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author | Miaohe Lin <linmiaohe@huawei.com> | 2022-09-09 10:57:11 +0800 |
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committer | Andrew Morton <akpm@linux-foundation.org> | 2022-10-03 14:03:08 -0700 |
commit | 13cc378403a83e70430ae9bad53fd65199f21fe1 (patch) | |
tree | 8726dcee7d4b9e798e9d694bbd49db813236d04f | |
parent | 14455eabd8404a503dc8e80cd8ce185e96a94b22 (diff) | |
download | linux-stable-13cc378403a83e70430ae9bad53fd65199f21fe1.tar.gz linux-stable-13cc378403a83e70430ae9bad53fd65199f21fe1.tar.bz2 linux-stable-13cc378403a83e70430ae9bad53fd65199f21fe1.zip |
writeback: remove unused macro DIRTY_FULL_SCOPE
It's introduced but never used. Remove it.
Link: https://lkml.kernel.org/r/20220909025711.32012-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Acked-by: Jens Axboe <axboe@kernel.dk>
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: David Howells <dhowells@redhat.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: NeilBrown <neilb@suse.de>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: zhanglianjie <zhanglianjie@uniontech.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r-- | include/linux/writeback.h | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/include/linux/writeback.h b/include/linux/writeback.h index 3f045f6d6c4f..06f9291b6fd5 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -17,20 +17,12 @@ struct bio; DECLARE_PER_CPU(int, dirty_throttle_leaks); /* - * The 1/4 region under the global dirty thresh is for smooth dirty throttling: - * - * (thresh - thresh/DIRTY_FULL_SCOPE, thresh) - * - * Further beyond, all dirtier tasks will enter a loop waiting (possibly long - * time) for the dirty pages to drop, unless written enough pages. - * * The global dirty threshold is normally equal to the global dirty limit, * except when the system suddenly allocates a lot of anonymous memory and * knocks down the global dirty threshold quickly, in which case the global * dirty limit will follow down slowly to prevent livelocking all dirtier tasks. */ #define DIRTY_SCOPE 8 -#define DIRTY_FULL_SCOPE (DIRTY_SCOPE / 2) struct backing_dev_info; |