Hi,
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.
Émeric
[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@xxxxxxxxx>
---
diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h
index 99c96a5..db73390 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 98e94e1..9038726 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 37cc7a6..dcd97f8 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
--
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