diff options
| author | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-03-28 15:40:56 +0000 |
|---|---|---|
| committer | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-03-28 15:40:56 +0000 |
| commit | f22359adcc35ef08842594cdaa073eb67f4014ae (patch) | |
| tree | be2f5fbde02957f59c5c3e130fadc202dcfb28d2 /thread_pthread.c | |
| parent | 3aa4a0b9f6df48c3594715421c88a616e0752f4d (diff) | |
merge revision(s) 54000: [Backport #12148]
* thread_pthread.c (getstack): __pi_stacksize returned by
pthread_getthrds_np() is wrong on AIX. Use
__pi_stackend - __pi_stackaddr instead.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@54323 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'thread_pthread.c')
| -rw-r--r-- | thread_pthread.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/thread_pthread.c b/thread_pthread.c index 2a47efedd3..d3162993b8 100644 --- a/thread_pthread.c +++ b/thread_pthread.c @@ -613,7 +613,10 @@ get_stack(void **addr, size_t *size) &thinfo, sizeof(thinfo), ®, ®siz)); *addr = thinfo.__pi_stackaddr; - *size = thinfo.__pi_stacksize; + /* Must not use thinfo.__pi_stacksize for size. + It is around 3KB smaller than the correct size + calculated by thinfo.__pi_stackend - thinfo.__pi_stackaddr. */ + *size = thinfo.__pi_stackend - thinfo.__pi_stackaddr; STACK_DIR_UPPER((void)0, (void)(*addr = (char *)*addr + *size)); #else #error STACKADDR_AVAILABLE is defined but not implemented. |