]> git.baikalelectronics.ru Git - kernel.git/commit
mm: move end_index check out of readahead loop
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Tue, 2 Jun 2020 04:46:47 +0000 (21:46 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 2 Jun 2020 17:59:06 +0000 (10:59 -0700)
commitae6c95a6e3b04742d31eed522de3b9186df97b02
tree6c692ab6616a70c8c07edc0e03f21bbdc85c2336
parent55c8a2fbb503f7c8be2dab7fa0e3516979490a73
mm: move end_index check out of readahead loop

By reducing nr_to_read, we can eliminate this check from inside the loop.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Cc: Chao Yu <yuchao0@huawei.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Cong Wang <xiyou.wangcong@gmail.com>
Cc: Darrick J. Wong <darrick.wong@oracle.com>
Cc: Dave Chinner <dchinner@redhat.com>
Cc: Eric Biggers <ebiggers@google.com>
Cc: Gao Xiang <gaoxiang25@huawei.com>
Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Joseph Qi <joseph.qi@linux.alibaba.com>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Zi Yan <ziy@nvidia.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Miklos Szeredi <mszeredi@redhat.com>
Link: http://lkml.kernel.org/r/20200414150233.24495-13-willy@infradead.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/readahead.c