diff options
Diffstat (limited to 'include/linux/msdos_fs.h')
-rw-r--r-- | include/linux/msdos_fs.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/msdos_fs.h b/include/linux/msdos_fs.h index f950921523f5..b03b27457413 100644 --- a/include/linux/msdos_fs.h +++ b/include/linux/msdos_fs.h | |||
@@ -58,7 +58,11 @@ | |||
58 | #define MSDOS_DOTDOT ".. " /* "..", padded to MSDOS_NAME chars */ | 58 | #define MSDOS_DOTDOT ".. " /* "..", padded to MSDOS_NAME chars */ |
59 | 59 | ||
60 | /* media of boot sector */ | 60 | /* media of boot sector */ |
61 | #define FAT_VALID_MEDIA(x) ((0xF8 <= (x) && (x) <= 0xFF) || (x) == 0xF0) | 61 | static inline int fat_valid_media(u8 media) |
62 | { | ||
63 | return 0xf8 <= media || media == 0xf0; | ||
64 | } | ||
65 | |||
62 | #define FAT_FIRST_ENT(s, x) ((MSDOS_SB(s)->fat_bits == 32 ? 0x0FFFFF00 : \ | 66 | #define FAT_FIRST_ENT(s, x) ((MSDOS_SB(s)->fat_bits == 32 ? 0x0FFFFF00 : \ |
63 | MSDOS_SB(s)->fat_bits == 16 ? 0xFF00 : 0xF00) | (x)) | 67 | MSDOS_SB(s)->fat_bits == 16 ? 0xFF00 : 0xF00) | (x)) |
64 | 68 | ||
@@ -195,6 +199,7 @@ struct fat_mount_options { | |||
195 | char *iocharset; /* Charset used for filename input/display */ | 199 | char *iocharset; /* Charset used for filename input/display */ |
196 | unsigned short shortname; /* flags for shortname display/create rule */ | 200 | unsigned short shortname; /* flags for shortname display/create rule */ |
197 | unsigned char name_check; /* r = relaxed, n = normal, s = strict */ | 201 | unsigned char name_check; /* r = relaxed, n = normal, s = strict */ |
202 | unsigned short allow_utime;/* permission for setting the [am]time */ | ||
198 | unsigned quiet:1, /* set = fake successful chmods and chowns */ | 203 | unsigned quiet:1, /* set = fake successful chmods and chowns */ |
199 | showexec:1, /* set = only set x bit for com/exe/bat */ | 204 | showexec:1, /* set = only set x bit for com/exe/bat */ |
200 | sys_immutable:1, /* set = system files are immutable */ | 205 | sys_immutable:1, /* set = system files are immutable */ |
@@ -232,6 +237,7 @@ struct msdos_sb_info { | |||
232 | struct mutex fat_lock; | 237 | struct mutex fat_lock; |
233 | unsigned int prev_free; /* previously allocated cluster number */ | 238 | unsigned int prev_free; /* previously allocated cluster number */ |
234 | unsigned int free_clusters; /* -1 if undefined */ | 239 | unsigned int free_clusters; /* -1 if undefined */ |
240 | unsigned int free_clus_valid; /* is free_clusters valid? */ | ||
235 | struct fat_mount_options options; | 241 | struct fat_mount_options options; |
236 | struct nls_table *nls_disk; /* Codepage used on disk */ | 242 | struct nls_table *nls_disk; /* Codepage used on disk */ |
237 | struct nls_table *nls_io; /* Charset used for input and display */ | 243 | struct nls_table *nls_io; /* Charset used for input and display */ |
@@ -401,7 +407,7 @@ extern int fat_generic_ioctl(struct inode *inode, struct file *filp, | |||
401 | unsigned int cmd, unsigned long arg); | 407 | unsigned int cmd, unsigned long arg); |
402 | extern const struct file_operations fat_file_operations; | 408 | extern const struct file_operations fat_file_operations; |
403 | extern const struct inode_operations fat_file_inode_operations; | 409 | extern const struct inode_operations fat_file_inode_operations; |
404 | extern int fat_notify_change(struct dentry * dentry, struct iattr * attr); | 410 | extern int fat_setattr(struct dentry * dentry, struct iattr * attr); |
405 | extern void fat_truncate(struct inode *inode); | 411 | extern void fat_truncate(struct inode *inode); |
406 | extern int fat_getattr(struct vfsmount *mnt, struct dentry *dentry, | 412 | extern int fat_getattr(struct vfsmount *mnt, struct dentry *dentry, |
407 | struct kstat *stat); | 413 | struct kstat *stat); |