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| Rev 4439 | Rev 4537 | ||
|---|---|---|---|
| Line 38... | Line 38... | ||
| 38 | #include <errno.h> |
38 | #include <errno.h> |
| 39 | #include <stdlib.h> |
39 | #include <stdlib.h> |
| 40 | #include <string.h> |
40 | #include <string.h> |
| 41 | #include <assert.h> |
41 | #include <assert.h> |
| 42 | #include <bool.h> |
42 | #include <bool.h> |
| - | 43 | #include <fibril.h> |
|
| - | 44 | #include <fibril_sync.h> |
|
| 43 | #include "vfs.h" |
45 | #include "vfs.h" |
| 44 | 46 | ||
| 45 | /** |
47 | /** |
| 46 | * This is a per-connection table of open files. |
48 | * This is a per-connection table of open files. |
| 47 | * Our assumption is that each client opens only one connection and therefore |
49 | * Our assumption is that each client opens only one connection and therefore |
| Line 55... | Line 57... | ||
| 55 | * first VFS_OPEN operation. |
57 | * first VFS_OPEN operation. |
| 56 | * |
58 | * |
| 57 | * This resource being per-connection and, in the first place, per-fibril, we |
59 | * This resource being per-connection and, in the first place, per-fibril, we |
| 58 | * don't need to protect it by a futex. |
60 | * don't need to protect it by a futex. |
| 59 | */ |
61 | */ |
| 60 | __thread vfs_file_t **files = NULL; |
62 | fibril_local vfs_file_t **files = NULL; |
| 61 | 63 | ||
| 62 | /** Initialize the table of open files. */ |
64 | /** Initialize the table of open files. */ |
| 63 | bool vfs_files_init(void) |
65 | bool vfs_files_init(void) |
| 64 | { |
66 | { |
| 65 | if (!files) { |
67 | if (!files) { |
| Line 87... | Line 89... | ||
| 87 | files[i] = (vfs_file_t *) malloc(sizeof(vfs_file_t)); |
89 | files[i] = (vfs_file_t *) malloc(sizeof(vfs_file_t)); |
| 88 | if (!files[i]) |
90 | if (!files[i]) |
| 89 | return ENOMEM; |
91 | return ENOMEM; |
| 90 | 92 | ||
| 91 | memset(files[i], 0, sizeof(vfs_file_t)); |
93 | memset(files[i], 0, sizeof(vfs_file_t)); |
| 92 | futex_initialize(&files[i]->lock, 1); |
94 | fibril_mutex_initialize(&files[i]->lock); |
| 93 | vfs_file_addref(files[i]); |
95 | vfs_file_addref(files[i]); |
| 94 | return (int) i; |
96 | return (int) i; |
| 95 | } |
97 | } |
| 96 | } |
98 | } |
| 97 | 99 | ||