[PATCH 3/6] provide a generic io_syscall6
From: Christoph Hellwig <hch@lst.de>
Date: 2018-01-04 08:03:22
Also in:
linux-fsdevel, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
This allows to call a 6-argument syscall using the generic syscall() function from libc. No arch-specific version is specified as it would be a lot of effort for very little gain. Signed-off-by: Christoph Hellwig <hch@lst.de> --- src/syscall.h | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/src/syscall.h b/src/syscall.h
index 3819519..e7ff81b 100644
--- a/src/syscall.h
+++ b/src/syscall.h@@ -39,3 +39,12 @@ #warning "using generic syscall method" #include "syscall-generic.h" #endif + +#ifndef io_syscall6 +#define io_syscall6(type,fname,sname,type1,arg1,type2,arg2,type3,arg3, \ + type4,arg4,type5,arg5,type6,arg6) \ +type fname (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \ + type6 arg6) \ +_body_io_syscall(sname, (long)arg1, (long)arg2, (long)arg3, (long)arg4, \ + (long)arg5, (long)arg5) +#endif /* io_syscall6 */
--
2.14.2