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Diffstat (limited to 'include/linux/falloc.h')
-rw-r--r--include/linux/falloc.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/include/linux/falloc.h b/include/linux/falloc.h
index 674d59f4d6ce..8bf3d79f3e82 100644
--- a/include/linux/falloc.h
+++ b/include/linux/falloc.h
@@ -20,7 +20,10 @@ struct space_resv {
};
#define FS_IOC_RESVSP _IOW('X', 40, struct space_resv)
+#define FS_IOC_UNRESVSP _IOW('X', 41, struct space_resv)
#define FS_IOC_RESVSP64 _IOW('X', 42, struct space_resv)
+#define FS_IOC_UNRESVSP64 _IOW('X', 43, struct space_resv)
+#define FS_IOC_ZERO_RANGE _IOW('X', 57, struct space_resv)
#define FALLOC_FL_SUPPORTED_MASK (FALLOC_FL_KEEP_SIZE | \
FALLOC_FL_PUNCH_HOLE | \
@@ -29,4 +32,27 @@ struct space_resv {
FALLOC_FL_INSERT_RANGE | \
FALLOC_FL_UNSHARE_RANGE)
+/* on ia32 l_start is on a 32-bit boundary */
+#if defined(CONFIG_X86_64)
+struct space_resv_32 {
+ __s16 l_type;
+ __s16 l_whence;
+ __s64 l_start __attribute__((packed));
+ /* len == 0 means until end of file */
+ __s64 l_len __attribute__((packed));
+ __s32 l_sysid;
+ __u32 l_pid;
+ __s32 l_pad[4]; /* reserve area */
+};
+
+#define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32)
+#define FS_IOC_UNRESVSP_32 _IOW ('X', 41, struct space_resv_32)
+#define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32)
+#define FS_IOC_UNRESVSP64_32 _IOW ('X', 43, struct space_resv_32)
+#define FS_IOC_ZERO_RANGE_32 _IOW ('X', 57, struct space_resv_32)
+
+int compat_ioctl_preallocate(struct file *, int, struct space_resv_32 __user *);
+
+#endif
+
#endif /* _FALLOC_H_ */