xiaomi-sm8450/android_kernel_xiaomi_sm8450
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dm thin: clean up compiler warning

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Clean up "warning: dubious: !x & y".  Also make it clear that
__snapshotted_since() returns a bool and that dm_thin_lookup_result's
'shared' member is a flag.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Mike Snitzer
2012-07-27 15:07:57 +01:00
committed by Alasdair G Kergon
parent 7768ed33cc
commit 17b7d63f7e
3 changed files with 3 additions and 3 deletions
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2
drivers/md/dm-thin.c
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@@ -1218,7 +1218,7 @@ static void process_discard(struct thin_c *tc, struct bio *bio)
*/
m = get_next_mapping(pool);
m->tc = tc;
m->pass_discard = (!lookup_result.shared) & pool->pf.discard_passdown;
m->pass_discard = (!lookup_result.shared) && pool->pf.discard_passdown;
m->virt_block = block;
m->data_block = lookup_result.block;
m->cell = cell;