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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-11 13:24:03 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-11 13:24:03 -0700 |
commit | 483e3cd6a34ad2d7e41100bc1b98614ac42a4567 (patch) | |
tree | ef544ccdd1e95991c32fd8b656714583b7398371 /kernel/kmod.c | |
parent | 774a694f8cd08115d130a290d73c6d8563f26b1b (diff) | |
parent | d28daf923ac5e4a0d7cecebae56f3e339189366b (diff) | |
download | lwn-483e3cd6a34ad2d7e41100bc1b98614ac42a4567.tar.gz lwn-483e3cd6a34ad2d7e41100bc1b98614ac42a4567.zip |
Merge branch 'tracing-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'tracing-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (105 commits)
ring-buffer: only enable ring_buffer_swap_cpu when needed
ring-buffer: check for swapped buffers in start of committing
tracing: report error in trace if we fail to swap latency buffer
tracing: add trace_array_printk for internal tracers to use
tracing: pass around ring buffer instead of tracer
tracing: make tracing_reset safe for external use
tracing: use timestamp to determine start of latency traces
tracing: Remove mentioning of legacy latency_trace file from documentation
tracing/filters: Defer pred allocation, fix memory leak
tracing: remove users of tracing_reset
tracing: disable buffers and synchronize_sched before resetting
tracing: disable update max tracer while reading trace
tracing: print out start and stop in latency traces
ring-buffer: disable all cpu buffers when one finds a problem
ring-buffer: do not count discarded events
ring-buffer: remove ring_buffer_event_discard
ring-buffer: fix ring_buffer_read crossing pages
ring-buffer: remove unnecessary cpu_relax
ring-buffer: do not swap buffers during a commit
ring-buffer: do not reset while in a commit
...
Diffstat (limited to 'kernel/kmod.c')
-rw-r--r-- | kernel/kmod.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/kmod.c b/kernel/kmod.c index 4e8cae2e9148..9fcb53a11f87 100644 --- a/kernel/kmod.c +++ b/kernel/kmod.c @@ -37,6 +37,8 @@ #include <linux/suspend.h> #include <asm/uaccess.h> +#include <trace/events/module.h> + extern int max_threads; static struct workqueue_struct *khelper_wq; @@ -112,6 +114,8 @@ int __request_module(bool wait, const char *fmt, ...) return -ENOMEM; } + trace_module_request(module_name, wait, _RET_IP_); + ret = call_usermodehelper(modprobe_path, argv, envp, wait ? UMH_WAIT_PROC : UMH_WAIT_EXEC); atomic_dec(&kmod_concurrent); |