[LTP] [PATCH v4 2/7] fs: add struct fsxattr fallback definitions

[Andrea Cervesato]

From: Andrea Cervesato <andrea.cervesato@suse.com>

Add strut fsxattr fallback, as well as FS_IOC_FSGETFLAGS and
FS_IOC_FSSETFLAGS.

Signed-off-by: Andrea Cervesato <andrea.cervesato@suse.com>
---
 configure.ac      |  3 +++
 include/lapi/fs.h | 22 +++++++++++++++++++++-
 2 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 12025be51c865719b68c06ec3c286210dafbfa43..8b506e43f8c8549f6dc9cbc4154db2be95851e59 100644
--- a/configure.ac
+++ b/configure.ac
@@ -61,6 +61,7 @@ AC_CHECK_HEADERS_ONCE([ \
     linux/cryptouser.h \
     linux/close_range.h \
     linux/dccp.h \
+    linux/fs.h \
     linux/futex.h \
     linux/genetlink.h \
     linux/genhd.h \
@@ -264,6 +265,8 @@ AC_CHECK_TYPES([struct statmount],,,[#include <sys/mount.h>])
 
 AC_CHECK_TYPES([struct pidfd_info],,,[#include <sys/pidfd.h>])
 
+AC_CHECK_TYPES([struct fsxattr],,,[#include <linux/fs.h>])
+
 # Tools knobs
 
 # Bash
diff --git a/include/lapi/fs.h b/include/lapi/fs.h
index 8261ca41dab7d01ea5e7dc9d65e3d5604013cd46..44f299149abd9415c243b2052b93f1524442beb7 100644
--- a/include/lapi/fs.h
+++ b/include/lapi/fs.h
@@ -10,14 +10,26 @@
 #define LAPI_FS_H__
 
 #include "config.h"
-#ifndef HAVE_MOUNT_SETATTR
+#ifndef HAVE_LINUX_FS
 # include <linux/fs.h>
 #endif
 
+#include <stdint.h>
 #include <sys/user.h>
 #include <limits.h>
 #include "lapi/abisize.h"
 
+#ifndef HAVE_STRUCT_FSXATTR
+struct fsxattr {
+	uint32_t fsx_xflags;	        /* xflags field value (get/set) */
+	uint32_t fsx_extsize;	        /* extsize field value (get/set)*/
+	uint32_t fsx_nextents;	        /* nextents field value (get)	*/
+	uint32_t fsx_projid;            /* project identifier (get/set) */
+	uint32_t fsx_cowextsize;	/* CoW extsize field value (get/set)*/
+	unsigned char fsx_pad[8];
+};
+#endif
+
 #ifndef FS_IOC_GETFLAGS
 # define	FS_IOC_GETFLAGS	_IOR('f', 1, long)
 #endif
@@ -26,6 +38,14 @@
 # define	FS_IOC_SETFLAGS	_IOW('f', 2, long)
 #endif
 
+#ifndef FS_IOC_FSGETXATTR
+# define FS_IOC_FSGETXATTR _IOR('X', 31, struct fsxattr)
+#endif
+
+#ifndef FS_IOC_FSSETXATTR
+# define FS_IOC_FSSETXATTR _IOW('X', 32, struct fsxattr)
+#endif
+
 #ifndef FS_COMPR_FL
 # define	FS_COMPR_FL        0x00000004 /* Compress file */
 #endif

-- 
2.50.1