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authorArnd Bergmann <arnd@arndb.de>2018-12-31 14:38:26 +0100
committerArnd Bergmann <arnd@arndb.de>2019-01-25 17:22:50 +0100
commit0d6040d4681735dfc47565de288525de405a5c99 (patch)
treec4e05f2bf6f6e50adc1e55f701a29e37bef99583 /include/uapi/asm-generic/unistd.h
parent275f22148e8720e84b180d9e0cdf8abfd69bac5b (diff)
downloadlinux-0d6040d4681735dfc47565de288525de405a5c99.tar.bz2
arch: add split IPC system calls where needed
The IPC system call handling is highly inconsistent across architectures, some use sys_ipc, some use separate calls, and some use both. We also have some architectures that require passing IPC_64 in the flags, and others that set it implicitly. For the addition of a y2038 safe semtimedop() system call, I chose to only support the separate entry points, but that requires first supporting the regular ones with their own syscall numbers. The IPC_64 is now implied by the new semctl/shmctl/msgctl system calls even on the architectures that require passing it with the ipc() multiplexer. I'm not adding the new semtimedop() or semop() on 32-bit architectures, those will get implemented using the new semtimedop_time64() version that gets added along with the other time64 calls. Three 64-bit architectures (powerpc, s390 and sparc) get semtimedop(). Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'include/uapi/asm-generic/unistd.h')
-rw-r--r--include/uapi/asm-generic/unistd.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index d90127298f12..509484dbfd5d 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -740,6 +740,7 @@ __SC_COMP(__NR_io_pgetevents, sys_io_pgetevents, compat_sys_io_pgetevents)
__SYSCALL(__NR_rseq, sys_rseq)
#define __NR_kexec_file_load 294
__SYSCALL(__NR_kexec_file_load, sys_kexec_file_load)
+/* 295 through 402 are unassigned to sync up with generic numbers, don't use */
#undef __NR_syscalls
#define __NR_syscalls 295