engines/filestat: add statx(2) syscall support

[fio.git] / engines / filestat.c

diff --git a/engines/filestat.c b/engines/filestat.c
index 68a340bd0619907e7cca9f91373d808cb1bf4cef..405f028d11cd383aa48d4e6c3840a592a1074b4b 100644 (file)
--- a/engines/filestat.c
+++ b/engines/filestat.c
@@ -5,6 +5,7 @@
  * of the file stat.
  */
 #include <stdio.h>
+#include <stdlib.h>
 #include <fcntl.h>
 #include <errno.h>
 #include <sys/types.h>
@@ -12,6 +13,7 @@
 #include <unistd.h>
 #include "../fio.h"
 #include "../optgroup.h"
+#include "../oslib/statx.h"
 
 struct fc_data {
        enum fio_ddir stat_ddir;
@@ -25,7 +27,7 @@ struct filestat_options {
 enum {
        FIO_FILESTAT_STAT       = 1,
        FIO_FILESTAT_LSTAT      = 2,
-       /*FIO_FILESTAT_STATX    = 3,*/
+       FIO_FILESTAT_STATX      = 3,
 };
 
 static struct fio_option options[] = {
@@ -45,12 +47,10 @@ static struct fio_option options[] = {
                            .oval = FIO_FILESTAT_LSTAT,
                            .help = "Use lstat(2)",
                          },
-                         /*
                          { .ival = "statx",
                            .oval = FIO_FILESTAT_STATX,
-                           .help = "Use statx(2)",
+                           .help = "Use statx(2) if exists",
                          },
-                         */
                },
                .category = FIO_OPT_C_ENGINE,
                .group  = FIO_OPT_G_FILESTAT,
@@ -66,6 +66,10 @@ static int stat_file(struct thread_data *td, struct fio_file *f)
        struct timespec start;
        int do_lat = !td->o.disable_lat;
        struct stat statbuf;
+#ifndef WIN32
+       struct statx statxbuf;
+       char *abspath;
+#endif
        int ret;
 
        dprint(FD_FILE, "fd stat %s\n", f->file_name);
@@ -89,6 +93,18 @@ static int stat_file(struct thread_data *td, struct fio_file *f)
        case FIO_FILESTAT_LSTAT:
                ret = lstat(f->file_name, &statbuf);
                break;
+       case FIO_FILESTAT_STATX:
+#ifndef WIN32
+               abspath = realpath(f->file_name, NULL);
+               if (abspath) {
+                       ret = statx(-1, abspath, 0, STATX_ALL, &statxbuf);
+                       free(abspath);
+               } else
+                       ret = -1;
+#else
+               ret = -1;
+#endif
+               break;
        default:
                ret = -1;
                break;