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authorDavid S. Miller <davem@davemloft.net>2014-09-23 12:09:27 -0400
committerDavid S. Miller <davem@davemloft.net>2014-09-23 12:09:27 -0400
commit1f6d80358dc9bbbeb56cb43384fa11fd645d9289 (patch)
tree152bfa5165292a8e4f06d536b6d222a68480e573 /kernel/events/core.c
parentnet: sched: fix compile warning in cls_u32 (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff)
downloadlinux-dev-1f6d80358dc9bbbeb56cb43384fa11fd645d9289.tar.xz
linux-dev-1f6d80358dc9bbbeb56cb43384fa11fd645d9289.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: arch/mips/net/bpf_jit.c drivers/net/can/flexcan.c Both the flexcan and MIPS bpf_jit conflicts were cases of simple overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/events/core.c')
-rw-r--r--kernel/events/core.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index f9c1ed002dbc..d640a8b4dcbc 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -1524,6 +1524,11 @@ retry:
*/
if (ctx->is_active) {
raw_spin_unlock_irq(&ctx->lock);
+ /*
+ * Reload the task pointer, it might have been changed by
+ * a concurrent perf_event_context_sched_out().
+ */
+ task = ctx->task;
goto retry;
}
@@ -1967,6 +1972,11 @@ retry:
*/
if (ctx->is_active) {
raw_spin_unlock_irq(&ctx->lock);
+ /*
+ * Reload the task pointer, it might have been changed by
+ * a concurrent perf_event_context_sched_out().
+ */
+ task = ctx->task;
goto retry;
}