From: Rajalakshmi Srinivasaraghavan <rajis@linux.ibm.com>
Date: Wed, 21 Dec 2022 23:48:35 +0000 (-0600)
Subject: powerpc64: Increase SIGSTKSZ and MINSIGSTKSZ
X-Git-Tag: glibc-2.37~64
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e2b68828fab4fdfa5595fa89180230cdc4373ec1;p=thirdparty%2Fglibc.git

powerpc64: Increase SIGSTKSZ and MINSIGSTKSZ

This patch increases the value of SIGSTKSZ and MINSIGSTKSZ
for powerpc64 similar to the kernel commit
2f82ec19757f58549467db568c56e7dfff8af283 to allow
further expansion of the signal stack frame size.
---

diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/sigstack.h b/sysdeps/unix/sysv/linux/powerpc/bits/sigstack.h
index abc87cd7a65..4bff1fe1e7d 100644
--- a/sysdeps/unix/sysv/linux/powerpc/bits/sigstack.h
+++ b/sysdeps/unix/sysv/linux/powerpc/bits/sigstack.h
@@ -23,10 +23,15 @@
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
+#ifdef __powerpc64__
+#define MINSIGSTKSZ	8192
+#define SIGSTKSZ	32768
+#else
 /* Minimum stack size for a signal handler.  */
 #define MINSIGSTKSZ	4096
 
 /* System default stack size.  */
 #define SIGSTKSZ	16384
+#endif
 
 #endif /* bits/sigstack.h */