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| author | Randall Spangler <rspangler@chromium.org> | 2012-04-24 10:56:36 -0700 |
|---|---|---|
| committer | Randall Spangler <rspangler@chromium.org> | 2012-04-25 09:24:05 -0700 |
| commit | 334f0f54756c86c4c85e196107db725d85bd4a49 (patch) | |
| tree | 4f54538e04c00944109bfc977418c6ef291d3d7a /core/cortex-m/switch.S | |
| parent | 5774ebbd78ea78f04cc89e57e1d56f45c990af0b (diff) | |
| download | chrome-ec-334f0f54756c86c4c85e196107db725d85bd4a49.tar.gz | |
Only chain from interrupt to svc_handler if an event was set.
(Or, if profiling is enabled.)
Also, track the number of task switches if profiling is enabled.
Signed-off-by: Randall Spangler <rspangler@chromium.org>
BUG=chrome-os-partner:9274
TEST=taskinfo
Also test by commenting out CONFIG_TASK_PROFILING in board.h; code
should still compile and run.
Change-Id: Ib3dbce74b6ccfba2bbe18c7309136412c30f364e
Diffstat (limited to 'core/cortex-m/switch.S')
| -rw-r--r-- | core/cortex-m/switch.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/core/cortex-m/switch.S b/core/cortex-m/switch.S index ac045bee02..1f94c15292 100644 --- a/core/cortex-m/switch.S +++ b/core/cortex-m/switch.S @@ -42,7 +42,7 @@ __switchto: bx lr @ return from exception /** - * Start the task scheduling. r0 is a pointer to need_resched, which is + * Start the task scheduling. r0 is a pointer to task_stack_ready, which is * set to 1 after the task stack is set up. */ .global __task_start |