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(parent: 519659e) | patch
namei: Improve hash mixing if CONFIG_DCACHE_WORD_ACCESS
authorGeorge Spelvin <linux@horizon.com>
Mon, 2 May 2016 10:31:01 +0000 (06:31 -0400)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 16 May 2016 18:35:08 +0000 (11:35 -0700)
commit95bca0a1375165a7ec3993469349447a5a78640c
treed32e64a6c0dbe6f93e5345caec509cc580db2a37tree | snapshot
parent519659e0df4b8203e9ea1c3b1e34a3f50bb0bf8bcommit | diff
namei: Improve hash mixing if CONFIG_DCACHE_WORD_ACCESS

The hash mixing between adding the next 64 bits of name
was just a bit weak.

Replaced with a still very fast but slightly more effective
mixing function.

Signed-off-by: George Spelvin <linux@horizon.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/namei.c diff | blob | history
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