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| author | Patrick Williams <iawillia@us.ibm.com> | 2012-01-03 11:10:42 -0600 |
|---|---|---|
| committer | A. Patrick Williams III <iawillia@us.ibm.com> | 2012-01-05 00:57:01 -0600 |
| commit | 048789fdce6b406de3b7149f8171afd63eea1829 (patch) | |
| tree | 2291287f0fd3cb05441a96e72346e27436ebbba1 /src/kernel/stacksegment.C | |
| parent | a001b92d6d5ab2383a7c8c51f1ee43f8095d1d56 (diff) | |
| download | blackbird-hostboot-048789fdce6b406de3b7149f8171afd63eea1829.tar.gz blackbird-hostboot-048789fdce6b406de3b7149f8171afd63eea1829.zip | |
Fix race condition between stackmanager and vmmmanager.
Change-Id: Ie3f3fb2050428af1fc398b1577dfc090cd7d26cf
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/591
Tested-by: Jenkins Server
Reviewed-by: MIKE J. JONES <mjjones@us.ibm.com>
Reviewed-by: Melissa J. Connell <missyc@us.ibm.com>
Reviewed-by: Douglas R. Gilbert <dgilbert@us.ibm.com>
Reviewed-by: MATTHEW S. BARTH <msbarth@us.ibm.com>
Diffstat (limited to 'src/kernel/stacksegment.C')
| -rw-r--r-- | src/kernel/stacksegment.C | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/kernel/stacksegment.C b/src/kernel/stacksegment.C index 0ea3e24a8..f7ced0f1f 100644 --- a/src/kernel/stacksegment.C +++ b/src/kernel/stacksegment.C @@ -149,6 +149,8 @@ void* StackSegment::_createStack(tid_t i_task) void StackSegment::_deleteStack(tid_t i_task) { + VmmManager::getLock()->lock(); + uint64_t l_addr_8mb = i_task * (8*MEGABYTE) + VMM_VADDR_STACK_SEGMENT; StackBlockNode* l_node = iv_blockList.find(l_addr_8mb); @@ -159,5 +161,7 @@ void StackSegment::_deleteStack(tid_t i_task) delete l_node->block; delete l_node; + VmmManager::getLock()->unlock(); + return; } |
