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From: <sv...@va...> - 2014-09-10 20:13:57
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Author: sewardj
Date: Wed Sep 10 20:13:50 2014
New Revision: 14512
Log:
Merge r14508 from trunk (Bug 338974 glibc 2.20 changed size of struct
sigaction sa_flags on s390)
Modified:
branches/VALGRIND_3_10_BRANCH/ (props changed)
branches/VALGRIND_3_10_BRANCH/NEWS
branches/VALGRIND_3_10_BRANCH/include/vki/vki-s390x-linux.h
Modified: branches/VALGRIND_3_10_BRANCH/NEWS
==============================================================================
--- branches/VALGRIND_3_10_BRANCH/NEWS (original)
+++ branches/VALGRIND_3_10_BRANCH/NEWS Wed Sep 10 20:13:50 2014
@@ -328,6 +328,7 @@
338791 alt dwz files can be relative of debug/main file
338878 on MacOS: assertion 'VG_IS_PAGE_ALIGNED(clstack_end+1)' failed
338932 build V-trunk with gcc-trunk
+338974 glibc 2.20 changed size of struct sigaction sa_flags field on s390
n-i-bz Fix KVM_CREATE_IRQCHIP ioctl handling
n-i-bz s390x: Fix memory corruption for multithreaded applications
n-i-bz vex arm->IR: allow PC as basereg in some LDRD cases
Modified: branches/VALGRIND_3_10_BRANCH/include/vki/vki-s390x-linux.h
==============================================================================
--- branches/VALGRIND_3_10_BRANCH/include/vki/vki-s390x-linux.h (original)
+++ branches/VALGRIND_3_10_BRANCH/include/vki/vki-s390x-linux.h Wed Sep 10 20:13:50 2014
@@ -258,7 +258,13 @@
struct vki_sigaction {
// [[See comment about extra 'k' above]]
__vki_sighandler_t ksa_handler;
- unsigned long sa_flags;
+ // Yes, the reserved field is really glibc specific. The kernel
+ // doesn't have it and uses an unsigned long for sa_flags.
+ // The glibc and the kernel agreed this is fine and the
+ // __glibc_reserved0 field can be undefined.
+ // See https://sourceware.org/ml/libc-alpha/2014-09/msg00161.html
+ int __glibc_reserved0;
+ int sa_flags;
void (*sa_restorer)(void);
vki_sigset_t sa_mask; /* mask last for extensibility */
};
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