[3/4] sparc64: Remove unwind information from signal return stubs [BZ#31244]
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Commit Message
Similar to sparc32 fix, remove the unwind information on the signal
return stubs. This fixes the regressions:
FAIL: nptl/tst-cancel24-static
FAIL: nptl/tst-cond8-static
FAIL: nptl/tst-mutex8-static
FAIL: nptl/tst-mutexpi8-static
FAIL: nptl/tst-mutexpi9
On sparc64-linux-gnu.
---
sysdeps/unix/sysv/linux/sparc/sparc64/sigreturn_stub.S | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
@@ -23,7 +23,10 @@
[1] https://lkml.org/lkml/2016/5/27/465 */
-ENTRY (__rt_sigreturn_stub)
+ nop
+ nop
+
+ENTRY_NOCFI (__rt_sigreturn_stub)
mov __NR_rt_sigreturn, %g1
ta 0x6d
-END (__rt_sigreturn_stub)
+END_NOCFI (__rt_sigreturn_stub)