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powerpc: Wire up io_pgetevents 

Wire up io_pgetevents system call on powerpc.

io_pgetevents is a new syscall to read asynchronous I/O events from the
completion queue.

Tested with libaio branch aio-poll[1] and the io_pgetevents test (#22) passed
on both ppc64 LE and BE modes.

[1] https://pagure.io/libaio/branch/aio-poll

CC: Christoph Hellwig <hch@lst.de>
Signed-off-by: Breno Leitao <leitao@debian.org>
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
hifive-unleashed-5.1
Breno Leitao 2018-06-20 16:35:16 -03:00 committed by Michael Ellerman
parent fadd03c615
commit b2f82565f2
3 changed files with 3 additions and 1 deletions
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1
arch/powerpc/include/asm/systbl.h
View File

@ -393,3 +393,4 @@ SYSCALL(pkey_alloc)
SYSCALL(pkey_free)
SYSCALL(pkey_mprotect)
SYSCALL(rseq)
COMPAT_SYS(io_pgetevents)

2
arch/powerpc/include/asm/unistd.h
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@ -12,7 +12,7 @@
#include <uapi/asm/unistd.h>
#define NR_syscalls 388
#define NR_syscalls 389
#define __NR__exit __NR_exit

1
arch/powerpc/include/uapi/asm/unistd.h
View File

@ -399,5 +399,6 @@
#define __NR_pkey_free 385
#define __NR_pkey_mprotect 386
#define __NR_rseq 387
#define __NR_io_pgetevents 388
#endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */