[LTP] [PATCH v3 3/6] fs: add file_setattr/file_getattr fallback definitions

[Andrea Cervesato]

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

Signed-off-by: Andrea Cervesato <andrea.cervesato@suse.com>
---
 configure.ac      |  1 +
 include/lapi/fs.h | 44 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 45 insertions(+)

diff --git a/configure.ac b/configure.ac
index 9bd139f602b9f174e5314171f8f03338c06f3df4..3ddea62b57270662fe8f24d52d697874ee8768ef 100644
--- a/configure.ac
+++ b/configure.ac
@@ -263,6 +263,7 @@ AC_CHECK_TYPES([struct mnt_id_req],,,[#include <sys/mount.h>])
 AC_CHECK_TYPES([struct statmount],,,[#include <sys/mount.h>])
 
 AC_CHECK_TYPES([struct pidfd_info],,,[#include <sys/pidfd.h>])
+AC_CHECK_TYPES([struct file_attr],,,[#include <linux/fs.h>])
 
 AC_CHECK_TYPES([struct fsxattr],,,[#include <linux/fs.h>])
 
diff --git a/include/lapi/fs.h b/include/lapi/fs.h
index 261f9fd016eaa39e3072d9fb48742616b0c5f571..ac3e09fd6dcc60e3237247bd575b0d8c2796cb07 100644
--- a/include/lapi/fs.h
+++ b/include/lapi/fs.h
@@ -14,10 +14,13 @@
 # include <linux/fs.h>
 #endif
 
+#include <stddef.h>
 #include <stdint.h>
 #include <sys/user.h>
 #include <limits.h>
+#include "tst_test.h"
 #include "lapi/abisize.h"
+#include "lapi/syscalls.h"
 
 #ifndef HAVE_STRUCT_FSXATTR
 struct fsxattr {
@@ -66,6 +69,18 @@ struct fsxattr {
 # define FS_VERITY_FL	   0x00100000 /* Verity protected inode */
 #endif
 
+#ifndef FS_XFLAG_APPEND
+# define FS_XFLAG_APPEND	0x00000010	/* all writes append */
+#endif
+
+#ifndef FS_XFLAG_EXTSIZE
+# define FS_XFLAG_EXTSIZE	0x00000800	/* extent size allocator hint */
+#endif
+
+#ifndef FS_XFLAG_COWEXTSIZE
+# define FS_XFLAG_COWEXTSIZE	0x00010000	/* CoW extent size allocator hint */
+#endif
+
 /*
  * Helper function to get MAX_LFS_FILESIZE.
  * Missing PAGE_SHIFT on some libc prevents defining MAX_LFS_FILESIZE.
@@ -88,4 +103,33 @@ static inline long long tst_max_lfs_filesize(void)
 #endif
 }
 
+#ifndef HAVE_STRUCT_FILE_ATTR
+struct file_attr {
+	uint64_t fa_xflags;	/* xflags field value (get/set) */
+	uint32_t fa_extsize;	/* extsize field value (get/set)*/
+	uint32_t fa_nextents;	/* nextents field value (get)   */
+	uint32_t fa_projid;	/* project identifier (get/set) */
+	uint32_t fa_cowextsize;	/* CoW extsize field value (get/set) */
+};
+#endif
+
+#define FILE_ATTR_SIZE_VER0 24
+#define FILE_ATTR_SIZE_LATEST FILE_ATTR_SIZE_VER0
+
+static inline int file_getattr(int dfd, const char *filename,
+			    struct file_attr *ufattr, size_t usize,
+			    unsigned int at_flags)
+{
+	return tst_syscall(__NR_file_getattr, dfd, filename, ufattr, usize,
+		    at_flags);
+}
+
+static inline int file_setattr(int dfd, const char *filename,
+			    struct file_attr *ufattr, size_t usize,
+			    unsigned int at_flags)
+{
+	return tst_syscall(__NR_file_setattr, dfd, filename, ufattr, usize,
+		    at_flags);
+}
+
 #endif /* LAPI_FS_H__ */

-- 
2.50.1