diff options
Diffstat (limited to 'fs/fscache')
-rw-r--r-- | fs/fscache/cookie.c | 29 | ||||
-rw-r--r-- | fs/fscache/fsdef.c | 1 | ||||
-rw-r--r-- | fs/fscache/object-list.c | 14 |
3 files changed, 28 insertions, 16 deletions
diff --git a/fs/fscache/cookie.c b/fs/fscache/cookie.c index 751bc5b1cddf..f2be98d2c64d 100644 --- a/fs/fscache/cookie.c +++ b/fs/fscache/cookie.c @@ -29,21 +29,29 @@ static int fscache_attach_object(struct fscache_cookie *cookie, static void fscache_print_cookie(struct fscache_cookie *cookie, char prefix) { - struct hlist_node *object; + struct fscache_object *object; + struct hlist_node *o; const u8 *k; unsigned loop; - pr_err("%c-cookie c=%p [p=%p fl=%lx nc=%u na=%u]\n", - prefix, cookie, cookie->parent, cookie->flags, + pr_err("%c-cookie c=%08x [p=%08x fl=%lx nc=%u na=%u]\n", + prefix, + cookie->debug_id, + cookie->parent ? cookie->parent->debug_id : 0, + cookie->flags, atomic_read(&cookie->n_children), atomic_read(&cookie->n_active)); - pr_err("%c-cookie d=%p n=%p\n", - prefix, cookie->def, cookie->netfs_data); + pr_err("%c-cookie d=%p{%s} n=%p\n", + prefix, + cookie->def, + cookie->def ? cookie->def->name : "?", + cookie->netfs_data); - object = READ_ONCE(cookie->backing_objects.first); - if (object) - pr_err("%c-cookie o=%p\n", - prefix, hlist_entry(object, struct fscache_object, cookie_link)); + o = READ_ONCE(cookie->backing_objects.first); + if (o) { + object = hlist_entry(o, struct fscache_object, cookie_link); + pr_err("%c-cookie o=%u\n", prefix, object->debug_id); + } pr_err("%c-key=[%u] '", prefix, cookie->key_len); k = (cookie->key_len <= sizeof(cookie->inline_key)) ? @@ -129,6 +137,8 @@ static long fscache_compare_cookie(const struct fscache_cookie *a, return memcmp(ka, kb, a->key_len); } +static atomic_t fscache_cookie_debug_id = ATOMIC_INIT(1); + /* * Allocate a cookie. */ @@ -163,6 +173,7 @@ struct fscache_cookie *fscache_alloc_cookie( atomic_set(&cookie->usage, 1); atomic_set(&cookie->n_children, 0); + cookie->debug_id = atomic_inc_return(&fscache_cookie_debug_id); /* We keep the active count elevated until relinquishment to prevent an * attempt to wake up every time the object operations queue quiesces. diff --git a/fs/fscache/fsdef.c b/fs/fscache/fsdef.c index 09ed8795ad86..5f8f6fe243fe 100644 --- a/fs/fscache/fsdef.c +++ b/fs/fscache/fsdef.c @@ -45,6 +45,7 @@ static struct fscache_cookie_def fscache_fsdef_index_def = { }; struct fscache_cookie fscache_fsdef_index = { + .debug_id = 1, .usage = ATOMIC_INIT(1), .n_active = ATOMIC_INIT(1), .lock = __SPIN_LOCK_UNLOCKED(fscache_fsdef_index.lock), diff --git a/fs/fscache/object-list.c b/fs/fscache/object-list.c index e106a1a1600d..1a0dc32c0a33 100644 --- a/fs/fscache/object-list.c +++ b/fs/fscache/object-list.c @@ -170,7 +170,7 @@ static int fscache_objlist_show(struct seq_file *m, void *v) if ((unsigned long) v == 1) { seq_puts(m, "OBJECT PARENT STAT CHLDN OPS OOP IPR EX READS" " EM EV FL S" - " | NETFS_COOKIE_DEF TY FL NETFS_DATA"); + " | COOKIE NETFS_COOKIE_DEF TY FL NETFS_DATA"); if (config & (FSCACHE_OBJLIST_CONFIG_KEY | FSCACHE_OBJLIST_CONFIG_AUX)) seq_puts(m, " "); @@ -189,7 +189,7 @@ static int fscache_objlist_show(struct seq_file *m, void *v) if ((unsigned long) v == 2) { seq_puts(m, "======== ======== ==== ===== === === === == =====" " == == == =" - " | ================ == == ================"); + " | ======== ================ == === ================"); if (config & (FSCACHE_OBJLIST_CONFIG_KEY | FSCACHE_OBJLIST_CONFIG_AUX)) seq_puts(m, " ================"); @@ -231,9 +231,9 @@ static int fscache_objlist_show(struct seq_file *m, void *v) } seq_printf(m, - "%8x %8x %s %5u %3u %3u %3u %2u %5u %2lx %2lx %2lx %1x | ", + "%08x %08x %s %5u %3u %3u %3u %2u %5u %2lx %2lx %2lx %1x | ", obj->debug_id, - obj->parent ? obj->parent->debug_id : -1, + obj->parent ? obj->parent->debug_id : UINT_MAX, obj->state->short_name, obj->n_children, obj->n_ops, @@ -246,7 +246,7 @@ static int fscache_objlist_show(struct seq_file *m, void *v) obj->flags, work_busy(&obj->work)); - if (fscache_use_cookie(obj)) { + if (obj->cookie) { uint16_t keylen = 0, auxlen = 0; switch (cookie->type) { @@ -263,7 +263,8 @@ static int fscache_objlist_show(struct seq_file *m, void *v) break; } - seq_printf(m, "%-16s %s %2lx %16p", + seq_printf(m, "%08x %-16s %s %3lx %16p", + cookie->debug_id, cookie->def->name, type, cookie->flags, @@ -292,7 +293,6 @@ static int fscache_objlist_show(struct seq_file *m, void *v) } seq_puts(m, "\n"); - fscache_unuse_cookie(obj); } else { seq_puts(m, "<no_netfs>\n"); } |