Merge tag 'for-linus-20191129' of git://git.kernel.dk/linux-block

[linux.git] / include / linux / falloc.h

diff --git a/include/linux/falloc.h b/include/linux/falloc.h
index 674d59f4d6ce581b8c713ab1615e6de7b096ca8c..fc61fdb9d1e9aa16dda2b8fdc86481f904a8c32c 100644 (file)
--- a/include/linux/falloc.h
+++ b/include/linux/falloc.h
@@ -29,4 +29,24 @@ 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_RESVSP64_32     _IOW ('X', 42, struct space_resv_32)
+
+int compat_ioctl_preallocate(struct file *, struct space_resv_32 __user *);
+
+#endif
+
 #endif /* _FALLOC_H_ */