diff options
author | Alex Shi <alex.shi@linaro.org> | 2017-03-20 12:03:13 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2017-03-20 12:03:13 +0800 |
commit | 89e7fad96be88f30f491bf227d864bf5e8e701b2 (patch) | |
tree | 6316161ebd26b780991ff8632471fbbfa3af7ea8 /fs/ext4/mballoc.c | |
parent | 5b0250d2571ee75ca3c0b34579c3e90bc2bd9c6a (diff) | |
parent | 1c563c0006661025d7a6c9bc85fc889a4e8a1c06 (diff) |
Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-rtlsk-v4.4-17.09-rtlsk-v4.4-17.08-rtlsk-v4.4-17.07-rtlsk-v4.4-17.06-rtlsk-v4.4-17.05-rtlsk-v4.4-17.03-rt
Diffstat (limited to 'fs/ext4/mballoc.c')
-rw-r--r-- | fs/ext4/mballoc.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index b7a3957a9dca..84cd77663e1f 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -3120,6 +3120,13 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac, if (ar->pright && start + size - 1 >= ar->lright) size -= start + size - ar->lright; + /* + * Trim allocation request for filesystems with artificially small + * groups. + */ + if (size > EXT4_BLOCKS_PER_GROUP(ac->ac_sb)) + size = EXT4_BLOCKS_PER_GROUP(ac->ac_sb); + end = start + size; /* check we don't cross already preallocated blocks */ |