diff options
| author | Max Filippov <jcmvbkbc@gmail.com> | 2015-07-04 15:27:39 +0300 |
|---|---|---|
| committer | Max Filippov <jcmvbkbc@gmail.com> | 2015-07-15 01:48:43 +0300 |
| commit | 4229fb12a03e5da5882b420b0aa4a02e77447b86 (patch) | |
| tree | dae650d8c8d25e62f98674fdabfabeabb508e257 /arch/xtensa/kernel/pci-dma.c | |
| parent | 72ce6787e37a14f6aaab1a0b024f20440c961517 (diff) | |
xtensa: fix threadptr reload on return to userspace
Userspace return code may skip restoring THREADPTR register if there are
no registers that need to be zeroed. This leads to spurious failures in
libc NPTL tests.
Always restore THREADPTR on return to userspace.
Cc: stable@vger.kernel.org
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'arch/xtensa/kernel/pci-dma.c')
0 files changed, 0 insertions, 0 deletions