Messages in this thread Patch in this message | | | Date | Wed, 5 Jan 2011 21:24:45 GMT | From | tip-bot for Jean Pihet <> | Subject | [tip:perf/core] perf: Add calls to suspend trace point |
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Commit-ID: 938cfed18bec2c7361f37efc954712a7cc42c353 Gitweb: http://git.kernel.org/tip/938cfed18bec2c7361f37efc954712a7cc42c353 Author: Jean Pihet <j-pihet@ti.com> AuthorDate: Wed, 5 Jan 2011 19:49:01 +0100 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Wed, 5 Jan 2011 21:25:28 +0100
perf: Add calls to suspend trace point
Uses the machine_suspend trace point, called from the generic kernel suspend_devices_and_enter function.
Signed-off-by: Jean Pihet <j-pihet@ti.com> Acked-by: Rafael J. Wysocki <rjw@sisk.pl> Cc: Arjan van de Ven <arjan@linux.intel.com> CC: Thomas Renninger <trenn@suse.de> Cc: Len Brown <len.brown@intel.com> Cc: Pavel Machek <pavel@ucw.cz> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: linux-pm@lists.linux-foundation.org LKML-Reference: <1294253342-29056-2-git-send-email-j-pihet@ti.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> --- kernel/power/suspend.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c index ecf7705..031d5e3 100644 --- a/kernel/power/suspend.c +++ b/kernel/power/suspend.c @@ -22,6 +22,7 @@ #include <linux/mm.h> #include <linux/slab.h> #include <linux/suspend.h> +#include <trace/events/power.h> #include "power.h" @@ -201,6 +202,7 @@ int suspend_devices_and_enter(suspend_state_t state) if (!suspend_ops) return -ENOSYS; + trace_machine_suspend(state); if (suspend_ops->begin) { error = suspend_ops->begin(state); if (error) @@ -229,6 +231,7 @@ int suspend_devices_and_enter(suspend_state_t state) Close: if (suspend_ops->end) suspend_ops->end(); + trace_machine_suspend(PWR_EVENT_EXIT); return error; Recover_platform:
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