diff options
| -rw-r--r-- | lib/igt_debugfs.c | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/lib/igt_debugfs.c b/lib/igt_debugfs.c index 49b68dfe..1aec079c 100644 --- a/lib/igt_debugfs.c +++ b/lib/igt_debugfs.c @@ -887,20 +887,12 @@ bool igt_drop_caches_has(int drm_fd, uint64_t val) */ void igt_drop_caches_set(int drm_fd, uint64_t val) { - int fd; - char data[19]; - size_t nbytes; - - sprintf(data, "0x%" PRIx64, val); - - fd = igt_debugfs_open(drm_fd, "i915_gem_drop_caches", O_WRONLY); + int dir; - igt_assert(fd >= 0); - do { - nbytes = write(fd, data, strlen(data) + 1); - } while (nbytes == -1 && (errno == EINTR || errno == EAGAIN)); - igt_assert(nbytes == strlen(data) + 1); - close(fd); + dir = igt_debugfs_dir(drm_fd); + igt_assert(igt_sysfs_printf(dir, "i915_gem_drop_caches", + "0x%" PRIx64, val) > 0); + close(dir); } /* |