]> git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/commit - include/linux/nfs_xdr.h
pnfs/blocklayout: fix a memeory leak when using,vmalloc_to_page
authorKinglong Mee <kinglongmee@gmail.com>
Mon, 1 Feb 2016 01:39:29 +0000 (09:39 +0800)
committerTrond Myklebust <trond.myklebust@primarydata.com>
Wed, 17 Feb 2016 16:44:45 +0000 (11:44 -0500)
commitc89757061a4e4017a21ef632dc100449a7bab7dd
treeef374a739521b914a690f6ad576e31c07c79e115
parent4bdf87ebda016b864b388f96ae349e76983ebac4
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>
fs/nfs/blocklayout/extent_tree.c
include/linux/nfs_xdr.h