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| author | ethanwu <ethanwu@synology.com> | 2024-07-11 09:47:56 +0300 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2024-07-23 11:01:57 +0300 |
| commit | 03230edb0bd831662a7c08b6fef66b2a9a817774 (patch) | |
| tree | fa5f8014501101a2f1d498113dbd36e73b678f8b | |
| parent | 578eb54c4a16713d99eed736660e30ae6eb1877f (diff) | |
| download | linux-03230edb0bd831662a7c08b6fef66b2a9a817774.tar.xz | |
ceph: fix incorrect kmalloc size of pagevec mempool
The kmalloc size of pagevec mempool is incorrectly calculated.
It misses the size of page pointer and only accounts the number for the array.
Fixes: a0102bda5bc0 ("ceph: move sb->wb_pagevec_pool to be a global mempool")
Signed-off-by: ethanwu <ethanwu@synology.com>
Reviewed-by: Xiubo Li <xiubli@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
| -rw-r--r-- | fs/ceph/super.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ceph/super.c b/fs/ceph/super.c index 885cb5d4e771..0cdf84cd1791 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -961,7 +961,8 @@ static int __init init_caches(void) if (!ceph_mds_request_cachep) goto bad_mds_req; - ceph_wb_pagevec_pool = mempool_create_kmalloc_pool(10, CEPH_MAX_WRITE_SIZE >> PAGE_SHIFT); + ceph_wb_pagevec_pool = mempool_create_kmalloc_pool(10, + (CEPH_MAX_WRITE_SIZE >> PAGE_SHIFT) * sizeof(struct page *)); if (!ceph_wb_pagevec_pool) goto bad_pagevec_pool; |