syscall.sh / s390x / shmget
shmget
allocates a System V shared memory segment
sys_shmget(key_t key, size_t size, int flag)| number | 395 (0x18b) |
|---|---|
| abi | common |
| entry point | sys_shmget |
| since | Linux 5.1 |
| man page | shmget(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
r1 | 395, the syscall number |
r2 | key_t key |
r3 | size_t size |
r4 | int flag |
r2 | the return value |
Then run svc 0 to enter the kernel.
Same syscall on other architectures
- x64 29
- x86 395
- arm64 194
- arm 307
- riscv64 194
- x32 1073741853
- loongarch64 194
- ppc64 395
- ppc 395
- mips64 5028
- mipsn32 6028
- mipso32 4395
- alpha 212
- arc 194
- csky 194
- hexagon 194
- m68k 395
- microblaze 338
- nios2 194
- openrisc 194
- parisc 194
- sh 395
- sparc 395
- sparc64 395
- xtensa 92
Get this as JSON: https://api.syscall.sh/v2/syscalls/s390x/shmget