diff options
Diffstat (limited to 'fs/fuse')
-rw-r--r-- | fs/fuse/file.c | 18 | ||||
-rw-r--r-- | fs/fuse/fuse_i.h | 6 | ||||
-rw-r--r-- | fs/fuse/inode.c | 16 |
3 files changed, 8 insertions, 32 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 224453557cf6..a8dc88527fbe 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c | |||
@@ -12,6 +12,8 @@ | |||
12 | #include <linux/slab.h> | 12 | #include <linux/slab.h> |
13 | #include <linux/kernel.h> | 13 | #include <linux/kernel.h> |
14 | 14 | ||
15 | static struct file_operations fuse_direct_io_file_operations; | ||
16 | |||
15 | int fuse_open_common(struct inode *inode, struct file *file, int isdir) | 17 | int fuse_open_common(struct inode *inode, struct file *file, int isdir) |
16 | { | 18 | { |
17 | struct fuse_conn *fc = get_fuse_conn(inode); | 19 | struct fuse_conn *fc = get_fuse_conn(inode); |
@@ -70,12 +72,14 @@ int fuse_open_common(struct inode *inode, struct file *file, int isdir) | |||
70 | else | 72 | else |
71 | request_send(fc, req); | 73 | request_send(fc, req); |
72 | err = req->out.h.error; | 74 | err = req->out.h.error; |
73 | if (!err && !(fc->flags & FUSE_KERNEL_CACHE)) | ||
74 | invalidate_inode_pages(inode->i_mapping); | ||
75 | if (err) { | 75 | if (err) { |
76 | fuse_request_free(ff->release_req); | 76 | fuse_request_free(ff->release_req); |
77 | kfree(ff); | 77 | kfree(ff); |
78 | } else { | 78 | } else { |
79 | if (!isdir && (outarg.open_flags & FOPEN_DIRECT_IO)) | ||
80 | file->f_op = &fuse_direct_io_file_operations; | ||
81 | if (!(outarg.open_flags & FOPEN_KEEP_CACHE)) | ||
82 | invalidate_inode_pages(inode->i_mapping); | ||
79 | ff->fh = outarg.fh; | 83 | ff->fh = outarg.fh; |
80 | file->private_data = ff; | 84 | file->private_data = ff; |
81 | } | 85 | } |
@@ -544,12 +548,6 @@ static struct address_space_operations fuse_file_aops = { | |||
544 | 548 | ||
545 | void fuse_init_file_inode(struct inode *inode) | 549 | void fuse_init_file_inode(struct inode *inode) |
546 | { | 550 | { |
547 | struct fuse_conn *fc = get_fuse_conn(inode); | 551 | inode->i_fop = &fuse_file_operations; |
548 | 552 | inode->i_data.a_ops = &fuse_file_aops; | |
549 | if (fc->flags & FUSE_DIRECT_IO) | ||
550 | inode->i_fop = &fuse_direct_io_file_operations; | ||
551 | else { | ||
552 | inode->i_fop = &fuse_file_operations; | ||
553 | inode->i_data.a_ops = &fuse_file_aops; | ||
554 | } | ||
555 | } | 553 | } |
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 8593d5bae7a6..84849601363e 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h | |||
@@ -30,12 +30,6 @@ | |||
30 | doing the mount will be allowed to access the filesystem */ | 30 | doing the mount will be allowed to access the filesystem */ |
31 | #define FUSE_ALLOW_OTHER (1 << 1) | 31 | #define FUSE_ALLOW_OTHER (1 << 1) |
32 | 32 | ||
33 | /** If the FUSE_KERNEL_CACHE flag is given, then cached data will not | ||
34 | be flushed on open */ | ||
35 | #define FUSE_KERNEL_CACHE (1 << 2) | ||
36 | |||
37 | /** Bypass the page cache for read and write operations */ | ||
38 | #define FUSE_DIRECT_IO (1 << 3) | ||
39 | 33 | ||
40 | /** FUSE inode */ | 34 | /** FUSE inode */ |
41 | struct fuse_inode { | 35 | struct fuse_inode { |
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 652c9d5df973..8dc66760b41a 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c | |||
@@ -257,8 +257,6 @@ enum { | |||
257 | OPT_GROUP_ID, | 257 | OPT_GROUP_ID, |
258 | OPT_DEFAULT_PERMISSIONS, | 258 | OPT_DEFAULT_PERMISSIONS, |
259 | OPT_ALLOW_OTHER, | 259 | OPT_ALLOW_OTHER, |
260 | OPT_KERNEL_CACHE, | ||
261 | OPT_DIRECT_IO, | ||
262 | OPT_MAX_READ, | 260 | OPT_MAX_READ, |
263 | OPT_ERR | 261 | OPT_ERR |
264 | }; | 262 | }; |
@@ -270,8 +268,6 @@ static match_table_t tokens = { | |||
270 | {OPT_GROUP_ID, "group_id=%u"}, | 268 | {OPT_GROUP_ID, "group_id=%u"}, |
271 | {OPT_DEFAULT_PERMISSIONS, "default_permissions"}, | 269 | {OPT_DEFAULT_PERMISSIONS, "default_permissions"}, |
272 | {OPT_ALLOW_OTHER, "allow_other"}, | 270 | {OPT_ALLOW_OTHER, "allow_other"}, |
273 | {OPT_KERNEL_CACHE, "kernel_cache"}, | ||
274 | {OPT_DIRECT_IO, "direct_io"}, | ||
275 | {OPT_MAX_READ, "max_read=%u"}, | 271 | {OPT_MAX_READ, "max_read=%u"}, |
276 | {OPT_ERR, NULL} | 272 | {OPT_ERR, NULL} |
277 | }; | 273 | }; |
@@ -327,14 +323,6 @@ static int parse_fuse_opt(char *opt, struct fuse_mount_data *d) | |||
327 | d->flags |= FUSE_ALLOW_OTHER; | 323 | d->flags |= FUSE_ALLOW_OTHER; |
328 | break; | 324 | break; |
329 | 325 | ||
330 | case OPT_KERNEL_CACHE: | ||
331 | d->flags |= FUSE_KERNEL_CACHE; | ||
332 | break; | ||
333 | |||
334 | case OPT_DIRECT_IO: | ||
335 | d->flags |= FUSE_DIRECT_IO; | ||
336 | break; | ||
337 | |||
338 | case OPT_MAX_READ: | 326 | case OPT_MAX_READ: |
339 | if (match_int(&args[0], &value)) | 327 | if (match_int(&args[0], &value)) |
340 | return 0; | 328 | return 0; |
@@ -363,10 +351,6 @@ static int fuse_show_options(struct seq_file *m, struct vfsmount *mnt) | |||
363 | seq_puts(m, ",default_permissions"); | 351 | seq_puts(m, ",default_permissions"); |
364 | if (fc->flags & FUSE_ALLOW_OTHER) | 352 | if (fc->flags & FUSE_ALLOW_OTHER) |
365 | seq_puts(m, ",allow_other"); | 353 | seq_puts(m, ",allow_other"); |
366 | if (fc->flags & FUSE_KERNEL_CACHE) | ||
367 | seq_puts(m, ",kernel_cache"); | ||
368 | if (fc->flags & FUSE_DIRECT_IO) | ||
369 | seq_puts(m, ",direct_io"); | ||
370 | if (fc->max_read != ~0) | 354 | if (fc->max_read != ~0) |
371 | seq_printf(m, ",max_read=%u", fc->max_read); | 355 | seq_printf(m, ",max_read=%u", fc->max_read); |
372 | return 0; | 356 | return 0; |