On Wed, Apr 26, 2017 at 05:32:36PM -0500, Eric Sandeen wrote:
> Due to a late-breaking change in the statx UAPI in kernel commit
>
> 1e2f82d1 statx: Kill fd-with-NULL-path support in favour of AT_EMPTY_PATH
>
> we'll need to fix the way we call the syscall in xfs_io.
>
> Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
> ---
Reviewed-by: Carlos Maiolino <cmaiolino@xxxxxxxxxx>
>
> diff --git a/io/stat.c b/io/stat.c
> index c5b3075..783eb2e 100644
> --- a/io/stat.c
> +++ b/io/stat.c
> @@ -351,7 +351,7 @@ statx_f(
> return command_usage(&statx_cmd);
>
> memset(&stx, 0xbf, sizeof(stx));
> - if (_statx(file->fd, NULL, atflag, mask, &stx) < 0) {
> + if (_statx(file->fd, "", atflag | AT_EMPTY_PATH, mask, &stx) < 0) {
> perror("statx");
> return 0;
> }
> diff --git a/io/statx.h b/io/statx.h
> index ff08e27..3b5978d 100644
> --- a/io/statx.h
> +++ b/io/statx.h
> @@ -4,6 +4,10 @@
> #include <unistd.h>
> #include <sys/syscall.h>
>
> +#ifndef AT_EMPTY_PATH
> +#define AT_EMPTY_PATH 0x1000
> +#endif
> +
> #ifndef AT_STATX_SYNC_TYPE
> #define AT_STATX_SYNC_TYPE 0x6000 /* Type of synchronisation required from statx() */
> #define AT_STATX_SYNC_AS_STAT 0x0000 /* - Do whatever stat() does */
>
> --
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--
Carlos
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