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| author | Kinglong Mee <kinglongmee@gmail.com> | 2016-02-01 09:39:29 +0800 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-02-17 11:44:45 -0500 |
| commit | c89757061a4e4017a21ef632dc100449a7bab7dd (patch) | |
| tree | ef374a739521b914a690f6ad576e31c07c79e115 /include/linux/nfs_xdr.h | |
| parent | 4bdf87ebda016b864b388f96ae349e76983ebac4 (diff) | |
| download | blackbird-op-linux-c89757061a4e4017a21ef632dc100449a7bab7dd.tar.gz blackbird-op-linux-c89757061a4e4017a21ef632dc100449a7bab7dd.zip | |
pnfs/blocklayout: fix a memeory leak when using,vmalloc_to_page
unreferenced object 0xffffc90000abf000 (size 16900):
comm "fsync02", pid 15765, jiffies 4297431627 (age 423.772s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 a0 c2 19 00 88 ff ff ................
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<ffffffff8174d54e>] kmemleak_alloc+0x4e/0xb0
[<ffffffff811b9b91>] __vmalloc_node_range+0x231/0x280
[<ffffffff811b9c2a>] __vmalloc+0x4a/0x50
[<ffffffffa02c9ec1>] ext_tree_prepare_commit+0x231/0x2e0 [blocklayoutdriver]
[<ffffffffa02c700e>] bl_prepare_layoutcommit+0xe/0x10 [blocklayoutdriver]
[<ffffffffa0596a6c>] pnfs_layoutcommit_inode+0x29c/0x330 [nfsv4]
[<ffffffffa0596b13>] pnfs_generic_sync+0x13/0x20 [nfsv4]
[<ffffffffa0585188>] nfs4_file_fsync+0x58/0x150 [nfsv4]
[<ffffffff81228e5b>] vfs_fsync_range+0x4b/0xb0
[<ffffffff81228f1d>] do_fsync+0x3d/0x70
[<ffffffff812291d0>] SyS_fsync+0x10/0x20
[<ffffffff81757def>] entry_SYSCALL_64_fastpath+0x12/0x76
[<ffffffffffffffff>] 0xffffffffffffffff
v2, add missing include header
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'include/linux/nfs_xdr.h')
| -rw-r--r-- | include/linux/nfs_xdr.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 791098a08a87..d320906cf13e 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -275,6 +275,7 @@ struct nfs4_layoutcommit_args { size_t layoutupdate_len; struct page *layoutupdate_page; struct page **layoutupdate_pages; + __be32 *start_p; }; struct nfs4_layoutcommit_res { |
