readahead on metag
initiate file readahead into page cache
sys_readahead_metag(int, unsigned long, unsigned long, size_t)| number | 213 (0xd5) |
|---|---|
| abi | common |
| entry point | sys_readahead_metag |
| since | Linux 3.9 or earlier (3.9 is the first release scanned for metag) |
| man page | readahead(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
D1Re0 | 213, the syscall number |
D1Ar1 | int |
D0Ar2 | unsigned long |
D1Ar3 | unsigned long |
D0Ar4 | size_t |
D0Re0 | the return value |
Then run SWITCH #0x440001 to enter the kernel.
Values wider than one register are packed into consecutive arguments.
This architecture was removed from the Linux kernel in Linux 4.17. The newest release with a syscall table here is Linux 4.16. The other removed architectures live on the historical architectures page.
Same syscall on other architectures
- x64 187
- x86 225
- arm64 213
- arm 225
- riscv64 213
- ia32 225
- x32 1073742011
- loongarch64 213
- ppc64 191
- ppc 191
- s390x 222
- mips64 5179
- mipsn32 6179
- mipso32 4223
- alpha 379
- arc 213
- blackfin 225, removed in 4.17
- cris 225, removed in 4.17
- csky 213
- frv 225, removed in 4.17
- hexagon 213
- ia64 1216, removed in 6.7
- m32r 225, removed in 4.17
- m68k 240
- microblaze 225
- mn10300 225, removed in 4.17
- nds32 213, removed in 5.18
- nios2 213
- openrisc 213
- parisc 207
- score 213, removed in 4.17
- sh 225
- sparc 205
- sparc64 205
- tilegx 213, removed in 4.17
- tilepro 213, removed in 4.17
- xtensa 260
Get this as JSON: https://api.syscall.sh/v2/syscalls/metag/readahead?kernel=all