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linux/net/sunrpc
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Kinglong Mee c929ea0b91 SUNRPC: cleanup ida information when removing sunrpc module 
After removing sunrpc module, I get many kmemleak information as,
unreferenced object 0xffff88003316b1e0 (size 544):
  comm "gssproxy", pid 2148, jiffies 4294794465 (age 4200.081s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffffb0cfb58a>] kmemleak_alloc+0x4a/0xa0
    [<ffffffffb03507fe>] kmem_cache_alloc+0x15e/0x1f0
    [<ffffffffb0639baa>] ida_pre_get+0xaa/0x150
    [<ffffffffb0639cfd>] ida_simple_get+0xad/0x180
    [<ffffffffc06054fb>] nlmsvc_lookup_host+0x4ab/0x7f0 [lockd]
    [<ffffffffc0605e1d>] lockd+0x4d/0x270 [lockd]
    [<ffffffffc06061e5>] param_set_timeout+0x55/0x100 [lockd]
    [<ffffffffc06cba24>] svc_defer+0x114/0x3f0 [sunrpc]
    [<ffffffffc06cbbe7>] svc_defer+0x2d7/0x3f0 [sunrpc]
    [<ffffffffc06c71da>] rpc_show_info+0x8a/0x110 [sunrpc]
    [<ffffffffb044a33f>] proc_reg_write+0x7f/0xc0
    [<ffffffffb038e41f>] __vfs_write+0xdf/0x3c0
    [<ffffffffb0390f1f>] vfs_write+0xef/0x240
    [<ffffffffb0392fbd>] SyS_write+0xad/0x130
    [<ffffffffb0d06c37>] entry_SYSCALL_64_fastpath+0x1a/0xa9
    [<ffffffffffffffff>] 0xffffffffffffffff

I found, the ida information (dynamic memory) isn't cleanup.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Fixes: 2f048db468 ("SUNRPC: Add an identifier for struct rpc_clnt")
Cc: stable@vger.kernel.org # v3.12+
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
2017-01-24 15:29:24 -05:00
..
auth_gss svcrpc: don't leak contexts on PROC_DESTROY 2017-01-12 15:56:14 -05:00
xprtrdma svcrdma: avoid duplicate dma unmapping during error recovery 2017-01-12 16:14:47 -05:00
addr.c
auth_generic.c NFS client updates for Linux 4.9 2016-10-13 21:28:20 -07:00
auth_null.c sunrpc: move NO_CRKEY_TIMEOUT to the auth->au_flags 2016-07-19 16:23:24 -04:00
auth_unix.c NFS client updates for Linux 4.9 2016-10-13 21:28:20 -07:00
auth.c sunrpc: replace generic auth_cred hash with auth-specific function 2016-09-30 15:47:47 -04:00
backchannel_rqst.c SUNRPC: Refactor rpc_xdr_buf_init() 2016-09-19 13:08:37 -04:00
cache.c Replace <asm/uaccess.h> with <linux/uaccess.h> globally 2016-12-24 11:46:01 -08:00
clnt.c SUNRPC: cleanup ida information when removing sunrpc module 2017-01-24 15:29:24 -05:00
debugfs.c
Kconfig
Makefile SUNRPC: Add a structure to track multiple transports 2016-02-05 18:48:54 -05:00
netns.h netns: make struct pernet_operations::id unsigned int 2016-11-18 10:59:15 -05:00
rpc_pipe.c fs: Replace CURRENT_TIME with current_time() for inode timestamps 2016-09-27 21:06:21 -04:00
rpcb_clnt.c SUNRPC: Use the multipath iterator to assign a transport to each task 2016-02-05 18:48:55 -05:00
sched.c SUNRPC: Separate buffer pointers for RPC Call and Reply messages 2016-09-19 13:08:37 -04:00
socklib.c sunrpc: do not pull udp headers on receive 2016-04-11 15:31:33 -04:00
stats.c SUNRPC: Proper metric accounting when RPC is not transmitted 2016-11-29 16:45:44 -05:00
sunrpc_syms.c SUNRPC: cleanup ida information when removing sunrpc module 2017-01-24 15:29:24 -05:00
sunrpc.h
svc_xprt.c sunrpc: don't call sleeping functions from the notifier block callbacks 2017-01-12 15:56:40 -05:00
svc.c svcauth_gss: Close connection when dropping an incoming message 2016-11-30 17:31:11 -05:00
svcauth_unix.c cred: simpler, 1D supplementary groups 2016-10-07 18:46:30 -07:00
svcauth.c sunrpc: use DEFINE_SPINLOCK() 2016-12-06 14:18:30 -05:00
svcsock.c ktime: Get rid of the union 2016-12-25 17:21:22 +01:00
sysctl.c Replace <asm/uaccess.h> with <linux/uaccess.h> globally 2016-12-24 11:46:01 -08:00
timer.c
xdr.c SUNRPC: Fix setting of buffer length in xdr_set_next_buffer() 2016-09-22 17:17:47 -04:00
xprt.c sunrpc: Don't engage exponential backoff when connection attempt is rejected. 2016-12-01 17:40:41 -05:00
xprtmultipath.c SUNRPC search xprt switch for sockaddr 2016-09-19 13:08:36 -04:00
xprtsock.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2016-11-15 10:54:36 -05:00