Is this really sufficient? From what I read in the manpage, you can
get an incomplete read instead when a signal arrives.

GraÅžvydas

On Fri, Feb 9, 2018 at 12:03 PM, Lionel Landwerlin
<lionel.g.landwer...@intel.com> wrote:
> Fixes: 458468c136e "i965: Expose OA counters via INTEL_performance_query"
> Signed-off-by: Lionel Landwerlin <lionel.g.landwer...@intel.com>
> Cc: "18.0" <mesa-sta...@lists.freedesktop.org>
> ---
>  src/mesa/drivers/dri/i965/brw_performance_query.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_performance_query.c 
> b/src/mesa/drivers/dri/i965/brw_performance_query.c
> index c0bb4442bec..613e61653fe 100644
> --- a/src/mesa/drivers/dri/i965/brw_performance_query.c
> +++ b/src/mesa/drivers/dri/i965/brw_performance_query.c
> @@ -1720,7 +1720,8 @@ read_file_uint64(const char *file, uint64_t *val)
>      fd = open(file, 0);
>      if (fd < 0)
>         return false;
> -    n = read(fd, buf, sizeof (buf) - 1);
> +    while ((n = read(fd, buf, sizeof (buf) - 1)) < 0 &&
> +           errno == EINTR);
>      close(fd);
>      if (n < 0)
>         return false;
> --
> 2.16.1
>
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