syscall.sh / nios2 / lookup_dcookie
lookup_dcookie
return a directory entry's path
sys_lookup_dcookie(u64 cookie64, char *buf, size_t len)This syscall was removed in Linux 6.7.
| number | 18 (0x12) |
|---|---|
| abi | common |
| entry point | sys_lookup_dcookie |
| since | Linux 3.19 |
| removed in | Linux 6.7 |
| man page | lookup_dcookie(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
r2 | 18, the syscall number |
r4 | u64 cookie64 |
r5 | char *buf |
r6 | size_t len |
r2 | the return value |
Then run trap to enter the kernel.
Same syscall on other architectures
- x64 212, removed in 6.7
- x86 253, removed in 6.7
- arm64 18, removed in 6.7
- arm 249, removed in 6.7
- riscv64 18, removed in 6.7
- x32 1073742036, removed in 6.7
- loongarch64 18, removed in 6.7
- ppc64 235, removed in 6.7
- ppc 235, removed in 6.7
- s390x 110, removed in 6.7
- mips64 5206, removed in 6.7
- mipsn32 6206, removed in 6.7
- mipso32 4247, removed in 6.7
- alpha 406, removed in 6.7
- arc 18, removed in 6.7
- csky 18, removed in 6.7
- hexagon 18, removed in 6.7
- m68k 248, removed in 6.7
- microblaze 253, removed in 6.7
- openrisc 18, removed in 6.7
- parisc 223, removed in 6.7
- sh 253, removed in 6.7
- sparc 208, removed in 6.7
- sparc64 208, removed in 6.7
- xtensa 254, removed in 6.7
Get this as JSON: https://api.syscall.sh/v2/syscalls/nios2/lookup_dcookie