syscall.sh / xtensa / restart_syscall
restart_syscall
restart a system call after interruption by a stop signal
sys_restart_syscall(void)| number | 223 (0xdf) |
|---|---|
| abi | common |
| entry point | sys_restart_syscall |
| since | Linux 5.0 |
| man page | restart_syscall(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
a2 | 223, the syscall number |
a2 | the return value |
Then run syscall to enter the kernel.
Same syscall on other architectures
- x64 219
- x86 0
- arm64 128
- arm 0
- riscv64 128
- x32 1073742043
- loongarch64 128
- ppc64 0
- ppc 0
- s390x 7
- mips64 5213
- mipsn32 6214
- mipso32 4253
- alpha 412
- arc 128
- csky 128
- hexagon 128
- m68k 0
- microblaze 0
- nios2 128
- openrisc 128
- parisc 0
- sh 0
- sparc 0
- sparc64 0
Get this as JSON: https://api.syscall.sh/v2/syscalls/xtensa/restart_syscall