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authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-08 02:06:54 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-08 02:06:54 +0200
commit78417334b5cb6e1f915b8fdcc4fce3f1a1b4420c (patch)
tree8e3fce9f27fd058904c0a3247a5c5ebb8df9fbe8 /kernel
parentMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmo... (diff)
parentdo_coredump: Do not take BKL (diff)
downloadlinux-78417334b5cb6e1f915b8fdcc4fce3f1a1b4420c.tar.xz
linux-78417334b5cb6e1f915b8fdcc4fce3f1a1b4420c.zip
Merge branch 'bkl/core' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing
* 'bkl/core' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing: do_coredump: Do not take BKL init: Remove the BKL from startup code
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/trace.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index ed1032d6f81d..ba14a22be4cc 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -741,13 +741,6 @@ __acquires(kernel_lock)
return -1;
}
- /*
- * When this gets called we hold the BKL which means that
- * preemption is disabled. Various trace selftests however
- * need to disable and enable preemption for successful tests.
- * So we drop the BKL here and grab it after the tests again.
- */
- unlock_kernel();
mutex_lock(&trace_types_lock);
tracing_selftest_running = true;
@@ -829,7 +822,6 @@ __acquires(kernel_lock)
#endif
out_unlock:
- lock_kernel();
return ret;
}