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| author | Vineet Gupta <Vineet.Gupta1@synopsys.com> | 2016-10-07 14:11:16 -0700 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@uclibc-ng.org> | 2016-10-13 21:18:32 +0200 |
| commit | d388c3e67f78b414a24550a61b1bab49d7c01883 (patch) | |
| tree | ef3a6f5b145f2813df2980ce805d7537d09e68fc /include/pty.h | |
| parent | 24ca498fc322936281b0c69c271dd64979c313eb (diff) | |
ARC: nptl: cancellable wrappers were broken
This was reported as uClibc test suite failures of tst-mqueue3 and
tst-mqueue5.
The syscall args were getting clobbered, so use scratch regs which are
not used for syscall args
00002690 <mq_timedsend>:
; SINGLE_THREAD_P
2690: sub r1,r25,0x448 <--- clobers r1, r2
2698: ld r2,[r1]
269c: cmp r2,0
26a0: bz mq_timedsend_nocancel
; DOCARGS (saves syscall args but r1, r2 clobbered already)
26a4: st.aw blink,[sp,-4]
26a8: st.aw r0,[sp,-4]
26ac: st.aw r1,[sp,-4]
26b0: st.aw r2,[sp,-4]
26b4: st.aw r3,[sp,-4]
26b8: st.aw r4,[sp,-4]
26bc: bl 1e28 <__librt_enable_asynccancel>
Reported-by: Eugeniy Paltsev <paltsev@synopsys.com>
Cc: Alexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'include/pty.h')
0 files changed, 0 insertions, 0 deletions