split the slow part of lock_parent() off

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Turn the "trylock failed" part into uninlined __lock_parent().

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

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Al Viro 2018-02-23 22:11:34 -05:00

parent 65d8eb5a8f

commit 8b987a46a1

1 changed files with 12 additions and 6 deletions

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18

fs/dcache.c

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