diff options
Diffstat (limited to 'features/rt/sunrpc-Make-svc_xprt_do_enqueue-use-get_cpu_light.patch')
| -rw-r--r-- | features/rt/sunrpc-Make-svc_xprt_do_enqueue-use-get_cpu_light.patch | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/features/rt/sunrpc-Make-svc_xprt_do_enqueue-use-get_cpu_light.patch b/features/rt/sunrpc-Make-svc_xprt_do_enqueue-use-get_cpu_light.patch deleted file mode 100644 index bb5be4d0..00000000 --- a/features/rt/sunrpc-Make-svc_xprt_do_enqueue-use-get_cpu_light.patch +++ /dev/null @@ -1,59 +0,0 @@ -From bea756647716135bea94d786e25a517fd9bb1331 Mon Sep 17 00:00:00 2001 -From: Mike Galbraith <umgwanakikbuti@gmail.com> -Date: Wed, 18 Feb 2015 16:05:28 +0100 -Subject: [PATCH 137/191] sunrpc: Make svc_xprt_do_enqueue() use - get_cpu_light() - -|BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:915 -|in_atomic(): 1, irqs_disabled(): 0, pid: 3194, name: rpc.nfsd -|Preemption disabled at:[<ffffffffa06bf0bb>] svc_xprt_received+0x4b/0xc0 [sunrpc] -|CPU: 6 PID: 3194 Comm: rpc.nfsd Not tainted 3.18.7-rt1 #9 -|Hardware name: MEDION MS-7848/MS-7848, BIOS M7848W08.404 11/06/2014 -| ffff880409630000 ffff8800d9a33c78 ffffffff815bdeb5 0000000000000002 -| 0000000000000000 ffff8800d9a33c98 ffffffff81073c86 ffff880408dd6008 -| ffff880408dd6000 ffff8800d9a33cb8 ffffffff815c3d84 ffff88040b3ac000 -|Call Trace: -| [<ffffffff815bdeb5>] dump_stack+0x4f/0x9e -| [<ffffffff81073c86>] __might_sleep+0xe6/0x150 -| [<ffffffff815c3d84>] rt_spin_lock+0x24/0x50 -| [<ffffffffa06beec0>] svc_xprt_do_enqueue+0x80/0x230 [sunrpc] -| [<ffffffffa06bf0bb>] svc_xprt_received+0x4b/0xc0 [sunrpc] -| [<ffffffffa06c03ed>] svc_add_new_perm_xprt+0x6d/0x80 [sunrpc] -| [<ffffffffa06b2693>] svc_addsock+0x143/0x200 [sunrpc] -| [<ffffffffa072e69c>] write_ports+0x28c/0x340 [nfsd] -| [<ffffffffa072d2ac>] nfsctl_transaction_write+0x4c/0x80 [nfsd] -| [<ffffffff8117ee83>] vfs_write+0xb3/0x1d0 -| [<ffffffff8117f889>] SyS_write+0x49/0xb0 -| [<ffffffff815c4556>] system_call_fastpath+0x16/0x1b - -Signed-off-by: Mike Galbraith <umgwanakikbuti@gmail.com> -Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> ---- - net/sunrpc/svc_xprt.c | 4 ++-- - 1 file changed, 2 insertions(+), 2 deletions(-) - -diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c -index dcc50ae54550..e4a0dc8f8e40 100644 ---- a/net/sunrpc/svc_xprt.c -+++ b/net/sunrpc/svc_xprt.c -@@ -422,7 +422,7 @@ void svc_xprt_do_enqueue(struct svc_xprt *xprt) - if (test_and_set_bit(XPT_BUSY, &xprt->xpt_flags)) - return; - -- cpu = get_cpu(); -+ cpu = get_cpu_light(); - pool = svc_pool_for_cpu(xprt->xpt_server, cpu); - - atomic_long_inc(&pool->sp_stats.packets); -@@ -446,7 +446,7 @@ void svc_xprt_do_enqueue(struct svc_xprt *xprt) - rqstp = NULL; - out_unlock: - rcu_read_unlock(); -- put_cpu(); -+ put_cpu_light(); - trace_svc_xprt_do_enqueue(xprt, rqstp); - } - EXPORT_SYMBOL_GPL(svc_xprt_do_enqueue); --- -2.19.1 - |