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Message-Id: <20140512200445.edee2954e66a1d2ec4cf31ca@skynet.be>
Date: Mon, 12 May 2014 20:04:45 +0200
From: Fabian Frederick <fabf@...net.be>
To: linux-kernel <linux-kernel@...r.kernel.org>
Cc: David Howells <dhowells@...hat.com>,
akpm <akpm@...ux-foundation.org>
Subject: [PATCH 1/2] FS/CACHEFILES: convert printk to pr_foo()
Cc: David Howells <dhowells@...hat.com>
CC: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Fabian Frederick <fabf@...net.be>
---
fs/cachefiles/bind.c | 10 ++++------
fs/cachefiles/interface.c | 3 +--
fs/cachefiles/internal.h | 22 +++++++++++-----------
fs/cachefiles/main.c | 7 +++----
fs/cachefiles/namei.c | 39 +++++++++++++++++----------------------
fs/cachefiles/security.c | 10 +++-------
6 files changed, 39 insertions(+), 52 deletions(-)
diff --git a/fs/cachefiles/bind.c b/fs/cachefiles/bind.c
index 5b99baf..c7f3dd2 100644
--- a/fs/cachefiles/bind.c
+++ b/fs/cachefiles/bind.c
@@ -228,9 +228,8 @@ static int cachefiles_daemon_add_cache(struct cachefiles_cache *cache)
set_bit(CACHEFILES_READY, &cache->flags);
dput(root);
- printk(KERN_INFO "CacheFiles:"
- " File cache on %s registered\n",
- cache->cache.identifier);
+ pr_info("CacheFiles: File cache on %s registered\n",
+ cache->cache.identifier);
/* check how much space the cache has */
cachefiles_has_space(cache, 0, 0);
@@ -262,9 +261,8 @@ void cachefiles_daemon_unbind(struct cachefiles_cache *cache)
_enter("");
if (test_bit(CACHEFILES_READY, &cache->flags)) {
- printk(KERN_INFO "CacheFiles:"
- " File cache on %s unregistering\n",
- cache->cache.identifier);
+ pr_info("CacheFiles: File cache on %s unregistering\n",
+ cache->cache.identifier);
fscache_withdraw_cache(&cache->cache);
}
diff --git a/fs/cachefiles/interface.c b/fs/cachefiles/interface.c
index 57e17fe..e47a8d8 100644
--- a/fs/cachefiles/interface.c
+++ b/fs/cachefiles/interface.c
@@ -146,8 +146,7 @@ static int cachefiles_lookup_object(struct fscache_object *_object)
if (ret < 0 && ret != -ETIMEDOUT) {
if (ret != -ENOBUFS)
- printk(KERN_WARNING
- "CacheFiles: Lookup failed error %d\n", ret);
+ pr_warn("CacheFiles: Lookup failed error %d\n", ret);
fscache_object_lookup_error(&object->fscache);
}
diff --git a/fs/cachefiles/internal.h b/fs/cachefiles/internal.h
index 5349473..5c7ec64 100644
--- a/fs/cachefiles/internal.h
+++ b/fs/cachefiles/internal.h
@@ -245,7 +245,7 @@ extern int cachefiles_remove_object_xattr(struct cachefiles_cache *cache,
/*
* error handling
*/
-#define kerror(FMT, ...) printk(KERN_ERR "CacheFiles: "FMT"\n", ##__VA_ARGS__)
+#define kerror(FMT, ...) pr_err("CacheFiles: "FMT"\n", ##__VA_ARGS__)
#define cachefiles_io_error(___cache, FMT, ...) \
do { \
@@ -310,8 +310,8 @@ do { \
#define ASSERT(X) \
do { \
if (unlikely(!(X))) { \
- printk(KERN_ERR "\n"); \
- printk(KERN_ERR "CacheFiles: Assertion failed\n"); \
+ pr_err("\n"); \
+ pr_err("CacheFiles: Assertion failed\n"); \
BUG(); \
} \
} while (0)
@@ -319,9 +319,9 @@ do { \
#define ASSERTCMP(X, OP, Y) \
do { \
if (unlikely(!((X) OP (Y)))) { \
- printk(KERN_ERR "\n"); \
- printk(KERN_ERR "CacheFiles: Assertion failed\n"); \
- printk(KERN_ERR "%lx " #OP " %lx is false\n", \
+ pr_err("\n"); \
+ pr_err("CacheFiles: Assertion failed\n"); \
+ pr_err("%lx " #OP " %lx is false\n", \
(unsigned long)(X), (unsigned long)(Y)); \
BUG(); \
} \
@@ -330,8 +330,8 @@ do { \
#define ASSERTIF(C, X) \
do { \
if (unlikely((C) && !(X))) { \
- printk(KERN_ERR "\n"); \
- printk(KERN_ERR "CacheFiles: Assertion failed\n"); \
+ pr_err("\n"); \
+ pr_err("CacheFiles: Assertion failed\n"); \
BUG(); \
} \
} while (0)
@@ -339,9 +339,9 @@ do { \
#define ASSERTIFCMP(C, X, OP, Y) \
do { \
if (unlikely((C) && !((X) OP (Y)))) { \
- printk(KERN_ERR "\n"); \
- printk(KERN_ERR "CacheFiles: Assertion failed\n"); \
- printk(KERN_ERR "%lx " #OP " %lx is false\n", \
+ pr_err("\n"); \
+ pr_err("CacheFiles: Assertion failed\n"); \
+ pr_err("%lx " #OP " %lx is false\n", \
(unsigned long)(X), (unsigned long)(Y)); \
BUG(); \
} \
diff --git a/fs/cachefiles/main.c b/fs/cachefiles/main.c
index 4bfa8cf..d45c59c 100644
--- a/fs/cachefiles/main.c
+++ b/fs/cachefiles/main.c
@@ -68,8 +68,7 @@ static int __init cachefiles_init(void)
SLAB_HWCACHE_ALIGN,
cachefiles_object_init_once);
if (!cachefiles_object_jar) {
- printk(KERN_NOTICE
- "CacheFiles: Failed to allocate an object jar\n");
+ pr_notice("CacheFiles: Failed to allocate an object jar\n");
goto error_object_jar;
}
@@ -77,7 +76,7 @@ static int __init cachefiles_init(void)
if (ret < 0)
goto error_proc;
- printk(KERN_INFO "CacheFiles: Loaded\n");
+ pr_info("CacheFiles: Loaded\n");
return 0;
error_proc:
@@ -96,7 +95,7 @@ fs_initcall(cachefiles_init);
*/
static void __exit cachefiles_exit(void)
{
- printk(KERN_INFO "CacheFiles: Unloading\n");
+ pr_info("CacheFiles: Unloading\n");
cachefiles_proc_cleanup();
kmem_cache_destroy(cachefiles_object_jar);
diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c
index c0a6817..18e0d8e 100644
--- a/fs/cachefiles/namei.c
+++ b/fs/cachefiles/namei.c
@@ -35,22 +35,21 @@ void __cachefiles_printk_object(struct cachefiles_object *object,
struct fscache_cookie *cookie;
unsigned keylen, loop;
- printk(KERN_ERR "%sobject: OBJ%x\n",
- prefix, object->fscache.debug_id);
- printk(KERN_ERR "%sobjstate=%s fl=%lx wbusy=%x ev=%lx[%lx]\n",
+ pr_err("%sobject: OBJ%x\n", prefix, object->fscache.debug_id);
+ pr_err("%sobjstate=%s fl=%lx wbusy=%x ev=%lx[%lx]\n",
prefix, object->fscache.state->name,
object->fscache.flags, work_busy(&object->fscache.work),
object->fscache.events, object->fscache.event_mask);
- printk(KERN_ERR "%sops=%u inp=%u exc=%u\n",
+ pr_err("%sops=%u inp=%u exc=%u\n",
prefix, object->fscache.n_ops, object->fscache.n_in_progress,
object->fscache.n_exclusive);
- printk(KERN_ERR "%sparent=%p\n",
+ pr_err("%sparent=%p\n",
prefix, object->fscache.parent);
spin_lock(&object->fscache.lock);
cookie = object->fscache.cookie;
if (cookie) {
- printk(KERN_ERR "%scookie=%p [pr=%p nd=%p fl=%lx]\n",
+ pr_err("%scookie=%p [pr=%p nd=%p fl=%lx]\n",
prefix,
object->fscache.cookie,
object->fscache.cookie->parent,
@@ -62,16 +61,16 @@ void __cachefiles_printk_object(struct cachefiles_object *object,
else
keylen = 0;
} else {
- printk(KERN_ERR "%scookie=NULL\n", prefix);
+ pr_err("%scookie=NULL\n", prefix);
keylen = 0;
}
spin_unlock(&object->fscache.lock);
if (keylen) {
- printk(KERN_ERR "%skey=[%u] '", prefix, keylen);
+ pr_err("%skey=[%u] '", prefix, keylen);
for (loop = 0; loop < keylen; loop++)
- printk("%02x", keybuf[loop]);
- printk("'\n");
+ pr_cont("%02x", keybuf[loop]);
+ pr_cont("'\n");
}
}
@@ -131,13 +130,11 @@ found_dentry:
dentry);
if (fscache_object_is_live(&object->fscache)) {
- printk(KERN_ERR "\n");
- printk(KERN_ERR "CacheFiles: Error:"
- " Can't preemptively bury live object\n");
+ pr_err("\n");
+ pr_err("CacheFiles: Error: Can't preemptively bury live object\n");
cachefiles_printk_object(object, NULL);
} else if (test_and_set_bit(CACHEFILES_OBJECT_BURIED, &object->flags)) {
- printk(KERN_ERR "CacheFiles: Error:"
- " Object already preemptively buried\n");
+ pr_err("CacheFiles: Error: Object already preemptively buried\n");
}
write_unlock(&cache->active_lock);
@@ -160,7 +157,7 @@ try_again:
write_lock(&cache->active_lock);
if (test_and_set_bit(CACHEFILES_OBJECT_ACTIVE, &object->flags)) {
- printk(KERN_ERR "CacheFiles: Error: Object already active\n");
+ pr_err("CacheFiles: Error: Object already active\n");
cachefiles_printk_object(object, NULL);
BUG();
}
@@ -193,9 +190,8 @@ try_again:
* need to wait for it to be destroyed */
wait_for_old_object:
if (fscache_object_is_live(&object->fscache)) {
- printk(KERN_ERR "\n");
- printk(KERN_ERR "CacheFiles: Error:"
- " Unexpected object collision\n");
+ pr_err("\n");
+ pr_err("CacheFiles: Error: Unexpected object collision\n");
cachefiles_printk_object(object, xobject);
BUG();
}
@@ -241,9 +237,8 @@ wait_for_old_object:
}
if (timeout <= 0) {
- printk(KERN_ERR "\n");
- printk(KERN_ERR "CacheFiles: Error: Overlong"
- " wait for old active object to go away\n");
+ pr_err("\n");
+ pr_err("CacheFiles: Error: Overlong wait for old active object to go away\n");
cachefiles_printk_object(object, xobject);
goto requeue;
}
diff --git a/fs/cachefiles/security.c b/fs/cachefiles/security.c
index 039b501..7a6b665 100644
--- a/fs/cachefiles/security.c
+++ b/fs/cachefiles/security.c
@@ -34,9 +34,7 @@ int cachefiles_get_security_ID(struct cachefiles_cache *cache)
ret = set_security_override_from_ctx(new, cache->secctx);
if (ret < 0) {
put_cred(new);
- printk(KERN_ERR "CacheFiles:"
- " Security denies permission to nominate"
- " security context: error %d\n",
+ pr_err("CacheFiles: Security denies permission to nominate security context: error %d\n",
ret);
goto error;
}
@@ -59,16 +57,14 @@ static int cachefiles_check_cache_dir(struct cachefiles_cache *cache,
ret = security_inode_mkdir(root->d_inode, root, 0);
if (ret < 0) {
- printk(KERN_ERR "CacheFiles:"
- " Security denies permission to make dirs: error %d",
+ pr_err("CacheFiles: Security denies permission to make dirs: error %d",
ret);
return ret;
}
ret = security_inode_create(root->d_inode, root, 0);
if (ret < 0)
- printk(KERN_ERR "CacheFiles:"
- " Security denies permission to create files: error %d",
+ pr_err("CacheFiles: Security denies permission to create files: error %d",
ret);
return ret;
--
1.9.1
--
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