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authorÉmeric MASCHINO <emeric.maschino@gmail.com>2015-09-23 00:58:48 +0300
committerTony Luck <tony.luck@intel.com>2015-10-29 00:22:59 +0300
commitd305c4773458fdd6ff9c52bfdea8c67fbd3b2072 (patch)
tree04bb2b1cc964115a590681a07b91161a97aa961e
parent32b88194f71d6ae7768a29f87fbba454728273ee (diff)
downloadlinux-d305c4773458fdd6ff9c52bfdea8c67fbd3b2072.tar.xz
[IA64] Wire up kcmp syscall
systemd > 218 fails to compile on ia64 with: error: ‘__NR_kcmp’ undeclared [1]. I've been told that this is because the kcmp syscall hasn't been wired up for the ia64 arch [2]. The proposed patch thus wire up the kcmp syscall for the ia64 arch. [1] https://bugs.gentoo.org/show_bug.cgi?id=560492 [2] https://bugs.gentoo.org/show_bug.cgi?id=560492#c17 Signed-off-by: Émeric MASCHINO <emeric.maschino@gmail.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
-rw-r--r--arch/ia64/include/asm/unistd.h2
-rw-r--r--arch/ia64/include/uapi/asm/unistd.h1
-rw-r--r--arch/ia64/kernel/entry.S1
3 files changed, 3 insertions, 1 deletions
diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h
index 99c96a5e6016..db73390568c8 100644
--- a/arch/ia64/include/asm/unistd.h
+++ b/arch/ia64/include/asm/unistd.h
@@ -11,7 +11,7 @@
-#define NR_syscalls 321 /* length of syscall table */
+#define NR_syscalls 322 /* length of syscall table */
/*
* The following defines stop scripts/checksyscalls.sh from complaining about
diff --git a/arch/ia64/include/uapi/asm/unistd.h b/arch/ia64/include/uapi/asm/unistd.h
index 98e94e19a5a0..9038726e7d26 100644
--- a/arch/ia64/include/uapi/asm/unistd.h
+++ b/arch/ia64/include/uapi/asm/unistd.h
@@ -334,5 +334,6 @@
#define __NR_execveat 1342
#define __NR_userfaultfd 1343
#define __NR_membarrier 1344
+#define __NR_kcmp 1345
#endif /* _UAPI_ASM_IA64_UNISTD_H */
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index 37cc7a65cd3e..dcd97f84d065 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -1770,5 +1770,6 @@ sys_call_table:
data8 sys_execveat
data8 sys_userfaultfd
data8 sys_membarrier
+ data8 sys_kcmp // 1345
.org sys_call_table + 8*NR_syscalls // guard against failures to increase NR_syscalls