@@ -27,18 +27,18 @@ struct kstatfs {
* ABI. The exception is ST_VALID which has the same value as MS_REMOUNT
* which doesn't make any sense for statfs.
*/
-#define ST_RDONLY 0x0001 /* mount read-only */
-#define ST_NOSUID 0x0002 /* ignore suid and sgid bits */
-#define ST_NODEV 0x0004 /* disallow access to device special files */
-#define ST_NOEXEC 0x0008 /* disallow program execution */
-#define ST_SYNCHRONOUS 0x0010 /* writes are synced at once */
-#define ST_VALID 0x0020 /* f_flags support is implemented */
-#define ST_MANDLOCK 0x0040 /* allow mandatory locks on an FS */
-/* 0x0080 used for ST_WRITE in glibc */
-/* 0x0100 used for ST_APPEND in glibc */
-/* 0x0200 used for ST_IMMUTABLE in glibc */
-#define ST_NOATIME 0x0400 /* do not update access times */
-#define ST_NODIRATIME 0x0800 /* do not update directory access times */
-#define ST_RELATIME 0x1000 /* update atime relative to mtime/ctime */
+#define ST_RDONLY (1<<0) /* mount read-only */
+#define ST_NOSUID (1<<1) /* ignore suid and sgid bits */
+#define ST_NODEV (1<<2) /* disallow access to device special files */
+#define ST_NOEXEC (1<<3) /* disallow program execution */
+#define ST_SYNCHRONOUS (1<<4) /* writes are synced at once */
+#define ST_VALID (1<<5) /* f_flags support is implemented */
+#define ST_MANDLOCK (1<<6) /* allow mandatory locks on an FS */
+/* (1<<7) used for ST_WRITE in glibc */
+/* (1<<8) used for ST_APPEND in glibc */
+/* (1<<9) used for ST_IMMUTABLE in glibc */
+#define ST_NOATIME (1<<10) /* do not update access times */
+#define ST_NODIRATIME (1<<11) /* do not update directory access times */
+#define ST_RELATIME (1<<12) /* update atime relative to mtime/ctime */
#endif
After switching to using bit-shifts to define MS_* flags switch over ST_* flags too. ST_* and MS_* flags generally have the exact same value. Initializing them identically let's userspace easily detect when flags indicate the same property but use a different value in doing so. Signed-off-by: Christian Brauner <christian@brauner.io> --- v0->v1: * non-functional changes: extend commit message --- include/linux/statfs.h | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-)