dm snapshot: simplify sector_to_chunk expression

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Removed unnecessary 'and' masking: The right shift discards the lower
bits so there is no need to clear them.

(A later patch needs this change to support a 32-bit chunk_mask.)

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Reviewed-by: Mike Snitzer <snitzer@redhat.com>
Reviewed-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

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Mikulas Patocka 2009-12-10 23:52:08 +00:00 • committed by Alasdair G Kergon

parent f5acc83428

commit 102c6ddb1d

1 changed files with 1 additions and 1 deletions

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drivers/md/dm-exception-store.h

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