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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2010-01-13 20:44:26 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2010-01-13 20:44:44 +0100 |
| commit | f8d5faf718c9ff2c04eb8484585d4963c4111cd7 (patch) | |
| tree | 776ed927d2e3c1a02404e2ac9253170085c28ee6 /arch/s390 | |
| parent | c3311c13adc1021e986fef12609ceb395ffc5014 (diff) | |
| download | linux-f8d5faf718c9ff2c04eb8484585d4963c4111cd7.tar.gz linux-f8d5faf718c9ff2c04eb8484585d4963c4111cd7.tar.bz2 linux-f8d5faf718c9ff2c04eb8484585d4963c4111cd7.zip | |
[S390] clear TIF_SINGLE_STEP for new process.
Clear the TIF_SINGLE_STEP bit in copy_thread. The new process did not get
a PER event of its own. It is wrong deliver a SIGTRAP that was meant for
the parent process.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/process.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 5417eb57271a..b98fe8e6e507 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -217,6 +217,7 @@ int copy_thread(unsigned long clone_flags, unsigned long new_stackp, p->thread.mm_segment = get_fs(); /* Don't copy debug registers */ memset(&p->thread.per_info, 0, sizeof(p->thread.per_info)); + clear_tsk_thread_flag(p, TIF_SINGLE_STEP); /* Initialize per thread user and system timer values */ ti = task_thread_info(p); ti->user_timer = 0; |