Messages in this thread | | | Date | Thu, 23 Aug 2007 10:29:30 +0200 | From | Jens Axboe <> | Subject | Re: [PATCH] Corrections in Documentation/block/ioprio.txt |
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On Thu, Aug 23 2007, Dhaval Giani wrote: > Hi Jens, > > The newer glibc does not allow system calls to be made via _syscallN() > wrapper. They have to be made through syscall(). The ionice code used > the older interface. Correcting it to use syscall. > > Signed-of-by: Dhaval Giani <dhaval@linux.vnet.ibm.com> > > > Index: linux-2.6.23-rc3-mm1/Documentation/block/ioprio.txt > =================================================================== > --- linux-2.6.23-rc3-mm1.orig/Documentation/block/ioprio.txt 2007-07-09 05:02:17.000000000 +0530 > +++ linux-2.6.23-rc3-mm1/Documentation/block/ioprio.txt 2007-08-23 13:23:28.000000000 +0530 > @@ -86,8 +86,9 @@ extern int sys_ioprio_get(int, int); > #error "Unsupported arch" > #endif > > -_syscall3(int, ioprio_set, int, which, int, who, int, ioprio); > -_syscall2(int, ioprio_get, int, which, int, who); > +#define ioprio_set(which, who, ioprio) syscall(__NR_ioprio_set, which,\ > + who, ioprio) > +#define ioprio_get(which, who) syscall(__NR_ioprio_get, which, who)
Agree, it fails as-of recent distros. But I prefer a function instead, can you resend with something ala:
static inline int ioprio_set(int which, int who, int ioprio) { return syscall(__NR_ioprio_set, which, who, ioprio); }
and ditto for ioprio_get()?
-- Jens Axboe
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