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csky: convert to generic syscall table

The uapi/asm/unistd_32.h and asm/syscall_table_32.h headers can now be generated from scripts/syscall.tbl, which makes this consistent with the other architectures that have their own syscall.tbl. csky has two architecture specific system calls, which I add to the generic table. The time32, stat64 and rlimit entries in the syscall_abis_32 line are for system calls that were part of the generic ABI when arch/csky got added but are no longer enabled by default for new architectures. Both the user visible side of asm/unistd.h and the internal syscall table in the kernel should have the same effective contents after this.

Arnd Bergmann committed 2 years ago

Commit f840cab1 parent d2a4a077 files · +21 −12Browse files

Showing the changes to scripts (1 of 7 files). Show all

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scripts/syscall.tbl+4−0
@@ -293,6 +293,10 @@ · 292 unmodified lines
293293 246 arc arc_gettls sys_arc_gettls
294294 247 arc sysfs sys_sysfs
295295 248 arc arc_usr_cmpxchg sys_arc_usr_cmpxchg
296+
297+244 csky set_thread_area sys_set_thread_area
298+245 csky cacheflush sys_cacheflush
299+
296300 260 time32 wait4 sys_wait4 compat_sys_wait4
297301 260 64 wait4 sys_wait4
298302 261 common prlimit64 sys_prlimit64