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| author | David Smith <dsmith@redhat.com> | 2009-06-01 12:20:08 -0500 |
|---|---|---|
| committer | David Smith <dsmith@redhat.com> | 2009-06-09 15:31:17 -0500 |
| commit | b56f0c8b802fbdf93f40b4a233095ea970cfed2b (patch) | |
| tree | e90b3838d7e10703a6c0979293d4e4b7a58d0129 /doc/Language_Reference_Guide/README | |
| parent | 0bd709c3a8ff717f3ad78fdc079ce0468bec3ffa (diff) | |
| download | systemtap-steved-b56f0c8b802fbdf93f40b4a233095ea970cfed2b.tar.gz systemtap-steved-b56f0c8b802fbdf93f40b4a233095ea970cfed2b.tar.xz systemtap-steved-b56f0c8b802fbdf93f40b4a233095ea970cfed2b.zip | |
Avoid holding semaphore while making mmap callbacks.
* runtime/task_finder.c (__stp_call_mmap_callbacks_for_task): Grabs the
'mmap_sem' sempaphore. Caches vma information, releases the semaphore,
then makes mmap callbacks.
(__stp_utrace_task_finder_target_quiesce): Calls
__stp_call_mmap_callbacks_for_task() to make mmap callbacks on initial
attach to a task.
Diffstat (limited to 'doc/Language_Reference_Guide/README')
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