diff options
Diffstat (limited to 'fs/fuse/fuse_i.h')
-rw-r--r-- | fs/fuse/fuse_i.h | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 52b641fc0faf..fc9c79feb5f7 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h | |||
@@ -25,12 +25,6 @@ | |||
25 | /** Max number of pages that can be used in a single read request */ | 25 | /** Max number of pages that can be used in a single read request */ |
26 | #define FUSE_MAX_PAGES_PER_REQ 32 | 26 | #define FUSE_MAX_PAGES_PER_REQ 32 |
27 | 27 | ||
28 | /** Maximum number of outstanding background requests */ | ||
29 | #define FUSE_MAX_BACKGROUND 12 | ||
30 | |||
31 | /** Congestion starts at 75% of maximum */ | ||
32 | #define FUSE_CONGESTION_THRESHOLD (FUSE_MAX_BACKGROUND * 75 / 100) | ||
33 | |||
34 | /** Bias for fi->writectr, meaning new writepages must not be sent */ | 28 | /** Bias for fi->writectr, meaning new writepages must not be sent */ |
35 | #define FUSE_NOWRITE INT_MIN | 29 | #define FUSE_NOWRITE INT_MIN |
36 | 30 | ||
@@ -38,7 +32,7 @@ | |||
38 | #define FUSE_NAME_MAX 1024 | 32 | #define FUSE_NAME_MAX 1024 |
39 | 33 | ||
40 | /** Number of dentries for each connection in the control filesystem */ | 34 | /** Number of dentries for each connection in the control filesystem */ |
41 | #define FUSE_CTL_NUM_DENTRIES 3 | 35 | #define FUSE_CTL_NUM_DENTRIES 5 |
42 | 36 | ||
43 | /** If the FUSE_DEFAULT_PERMISSIONS flag is given, the filesystem | 37 | /** If the FUSE_DEFAULT_PERMISSIONS flag is given, the filesystem |
44 | module will check permissions based on the file mode. Otherwise no | 38 | module will check permissions based on the file mode. Otherwise no |
@@ -55,6 +49,10 @@ extern struct list_head fuse_conn_list; | |||
55 | /** Global mutex protecting fuse_conn_list and the control filesystem */ | 49 | /** Global mutex protecting fuse_conn_list and the control filesystem */ |
56 | extern struct mutex fuse_mutex; | 50 | extern struct mutex fuse_mutex; |
57 | 51 | ||
52 | /** Module parameters */ | ||
53 | extern unsigned max_user_bgreq; | ||
54 | extern unsigned max_user_congthresh; | ||
55 | |||
58 | /** FUSE inode */ | 56 | /** FUSE inode */ |
59 | struct fuse_inode { | 57 | struct fuse_inode { |
60 | /** Inode data */ | 58 | /** Inode data */ |
@@ -349,6 +347,12 @@ struct fuse_conn { | |||
349 | /** rbtree of fuse_files waiting for poll events indexed by ph */ | 347 | /** rbtree of fuse_files waiting for poll events indexed by ph */ |
350 | struct rb_root polled_files; | 348 | struct rb_root polled_files; |
351 | 349 | ||
350 | /** Maximum number of outstanding background requests */ | ||
351 | unsigned max_background; | ||
352 | |||
353 | /** Number of background requests at which congestion starts */ | ||
354 | unsigned congestion_threshold; | ||
355 | |||
352 | /** Number of requests currently in the background */ | 356 | /** Number of requests currently in the background */ |
353 | unsigned num_background; | 357 | unsigned num_background; |
354 | 358 | ||