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fs/cachefiles: replace kerror by pr_err

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Also add pr_fmt in internal.h

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Fabian Frederick 2014-06-06 14:37:33 -07:00 committed by Linus Torvalds
parent 4e1eb88305
commit 0227d6abb3
8 changed files with 58 additions and 54 deletions
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13
fs/cachefiles/bind.c
View File

@ -50,18 +50,18 @@ int cachefiles_daemon_bind(struct cachefiles_cache *cache, char *args)
cache->brun_percent < 100);
if (*args) {
kerror("'bind' command doesn't take an argument");
pr_err("'bind' command doesn't take an argument");
return -EINVAL;
}
if (!cache->rootdirname) {
kerror("No cache directory specified");
pr_err("No cache directory specified");
return -EINVAL;
}
/* don't permit already bound caches to be re-bound */
if (test_bit(CACHEFILES_READY, &cache->flags)) {
kerror("Cache already bound");
pr_err("Cache already bound");
return -EBUSY;
}
@ -228,8 +228,7 @@ static int cachefiles_daemon_add_cache(struct cachefiles_cache *cache)
set_bit(CACHEFILES_READY, &cache->flags);
dput(root);
pr_info("CacheFiles: File cache on %s registered\n",
cache->cache.identifier);
pr_info("File cache on %s registered\n", cache->cache.identifier);
/* check how much space the cache has */
cachefiles_has_space(cache, 0, 0);
@ -249,7 +248,7 @@ error_open_root:
kmem_cache_free(cachefiles_object_jar, fsdef);
error_root_object:
cachefiles_end_secure(cache, saved_cred);
kerror("Failed to register: %d", ret);
pr_err("Failed to register: %d", ret);
return ret;
}
@ -261,7 +260,7 @@ void cachefiles_daemon_unbind(struct cachefiles_cache *cache)
_enter("");
if (test_bit(CACHEFILES_READY, &cache->flags)) {
pr_info("CacheFiles: File cache on %s unregistering\n",
pr_info("File cache on %s unregistering\n",
cache->cache.identifier);
fscache_withdraw_cache(&cache->cache);

31
fs/cachefiles/daemon.c
View File

@ -315,8 +315,7 @@ static unsigned int cachefiles_daemon_poll(struct file *file,
static int cachefiles_daemon_range_error(struct cachefiles_cache *cache,
char *args)
{
kerror("Free space limits must be in range"
" 0%%<=stop<cull<run<100%%");
pr_err("Free space limits must be in range 0%%<=stop<cull<run<100%%");
return -EINVAL;
}
@ -476,12 +475,12 @@ static int cachefiles_daemon_dir(struct cachefiles_cache *cache, char *args)
_enter(",%s", args);
if (!*args) {
kerror("Empty directory specified");
pr_err("Empty directory specified");
return -EINVAL;
}
if (cache->rootdirname) {
kerror("Second cache directory specified");
pr_err("Second cache directory specified");
return -EEXIST;
}
@ -504,12 +503,12 @@ static int cachefiles_daemon_secctx(struct cachefiles_cache *cache, char *args)
_enter(",%s", args);
if (!*args) {
kerror("Empty security context specified");
pr_err("Empty security context specified");
return -EINVAL;
}
if (cache->secctx) {
kerror("Second security context specified");
pr_err("Second security context specified");
return -EINVAL;
}
@ -532,7 +531,7 @@ static int cachefiles_daemon_tag(struct cachefiles_cache *cache, char *args)
_enter(",%s", args);
if (!*args) {
kerror("Empty tag specified");
pr_err("Empty tag specified");
return -EINVAL;
}
@ -563,12 +562,12 @@ static int cachefiles_daemon_cull(struct cachefiles_cache *cache, char *args)
goto inval;
if (!test_bit(CACHEFILES_READY, &cache->flags)) {
kerror("cull applied to unready cache");
pr_err("cull applied to unready cache");
return -EIO;
}
if (test_bit(CACHEFILES_DEAD, &cache->flags)) {
kerror("cull applied to dead cache");
pr_err("cull applied to dead cache");
return -EIO;
}
@ -588,11 +587,11 @@ static int cachefiles_daemon_cull(struct cachefiles_cache *cache, char *args)
notdir:
path_put(&path);
kerror("cull command requires dirfd to be a directory");
pr_err("cull command requires dirfd to be a directory");
return -ENOTDIR;
inval:
kerror("cull command requires dirfd and filename");
pr_err("cull command requires dirfd and filename");
return -EINVAL;
}
@ -615,7 +614,7 @@ static int cachefiles_daemon_debug(struct cachefiles_cache *cache, char *args)
return 0;
inval:
kerror("debug command requires mask");
pr_err("debug command requires mask");
return -EINVAL;
}
@ -635,12 +634,12 @@ static int cachefiles_daemon_inuse(struct cachefiles_cache *cache, char *args)
goto inval;
if (!test_bit(CACHEFILES_READY, &cache->flags)) {
kerror("inuse applied to unready cache");
pr_err("inuse applied to unready cache");
return -EIO;
}
if (test_bit(CACHEFILES_DEAD, &cache->flags)) {
kerror("inuse applied to dead cache");
pr_err("inuse applied to dead cache");
return -EIO;
}
@ -660,11 +659,11 @@ static int cachefiles_daemon_inuse(struct cachefiles_cache *cache, char *args)
notdir:
path_put(&path);
kerror("inuse command requires dirfd to be a directory");
pr_err("inuse command requires dirfd to be a directory");
return -ENOTDIR;
inval:
kerror("inuse command requires dirfd and filename");
pr_err("inuse command requires dirfd and filename");
return -EINVAL;
}

2
fs/cachefiles/interface.c
View File

@ -146,7 +146,7 @@ static int cachefiles_lookup_object(struct fscache_object *_object)
if (ret < 0 && ret != -ETIMEDOUT) {
if (ret != -ENOBUFS)
pr_warn("CacheFiles: Lookup failed error %d\n", ret);
pr_warn("Lookup failed error %d\n", ret);
fscache_object_lookup_error(&object->fscache);
}

18
fs/cachefiles/internal.h
View File

@ -9,6 +9,13 @@
* 2 of the Licence, or (at your option) any later version.
*/
#ifdef pr_fmt
#undef pr_fmt
#endif
#define pr_fmt(fmt) "CacheFiles: " fmt
#include <linux/fscache-cache.h>
#include <linux/timer.h>
#include <linux/wait.h>
@ -245,11 +252,10 @@ extern int cachefiles_remove_object_xattr(struct cachefiles_cache *cache,
/*
* error handling
*/
#define kerror(FMT, ...) pr_err("CacheFiles: "FMT"\n", ##__VA_ARGS__)
#define cachefiles_io_error(___cache, FMT, ...) \
do { \
kerror("I/O Error: " FMT, ##__VA_ARGS__); \
pr_err("I/O Error: " FMT, ##__VA_ARGS__); \
fscache_io_error(&(___cache)->cache); \
set_bit(CACHEFILES_DEAD, &(___cache)->flags); \
} while (0)
@ -311,7 +317,7 @@ do { \
do { \
if (unlikely(!(X))) { \
pr_err("\n"); \
pr_err("CacheFiles: Assertion failed\n"); \
pr_err("Assertion failed\n"); \
BUG(); \
} \
} while (0)
@ -320,7 +326,7 @@ do { \
do { \
if (unlikely(!((X) OP (Y)))) { \
pr_err("\n"); \
pr_err("CacheFiles: Assertion failed\n"); \
pr_err("Assertion failed\n"); \
pr_err("%lx " #OP " %lx is false\n", \
(unsigned long)(X), (unsigned long)(Y)); \
BUG(); \
@ -331,7 +337,7 @@ do { \
do { \
if (unlikely((C) && !(X))) { \
pr_err("\n"); \
pr_err("CacheFiles: Assertion failed\n"); \
pr_err("Assertion failed\n"); \
BUG(); \
} \
} while (0)
@ -340,7 +346,7 @@ do { \
do { \
if (unlikely((C) && !((X) OP (Y)))) { \
pr_err("\n"); \
pr_err("CacheFiles: Assertion failed\n"); \
pr_err("Assertion failed\n"); \
pr_err("%lx " #OP " %lx is false\n", \
(unsigned long)(X), (unsigned long)(Y)); \
BUG(); \

8
fs/cachefiles/main.c
View File

@ -68,7 +68,7 @@ static int __init cachefiles_init(void)
SLAB_HWCACHE_ALIGN,
cachefiles_object_init_once);
if (!cachefiles_object_jar) {
pr_notice("CacheFiles: Failed to allocate an object jar\n");
pr_notice("Failed to allocate an object jar\n");
goto error_object_jar;
}
@ -76,7 +76,7 @@ static int __init cachefiles_init(void)
if (ret < 0)
goto error_proc;
pr_info("CacheFiles: Loaded\n");
pr_info("Loaded\n");
return 0;
error_proc:
@ -84,7 +84,7 @@ error_proc:
error_object_jar:
misc_deregister(&cachefiles_dev);
error_dev:
kerror("failed to register: %d", ret);
pr_err("failed to register: %d", ret);
return ret;
}
@ -95,7 +95,7 @@ fs_initcall(cachefiles_init);
*/
static void __exit cachefiles_exit(void)
{
pr_info("CacheFiles: Unloading\n");
pr_info("Unloading\n");
cachefiles_proc_cleanup();
kmem_cache_destroy(cachefiles_object_jar);

24
fs/cachefiles/namei.c
View File

@ -131,10 +131,10 @@ found_dentry:
if (fscache_object_is_live(&object->fscache)) {
pr_err("\n");
pr_err("CacheFiles: Error: Can't preemptively bury live object\n");
pr_err("Error: Can't preemptively bury live object\n");
cachefiles_printk_object(object, NULL);
} else if (test_and_set_bit(CACHEFILES_OBJECT_BURIED, &object->flags)) {
pr_err("CacheFiles: Error: Object already preemptively buried\n");
pr_err("Error: Object already preemptively buried\n");
}
write_unlock(&cache->active_lock);
@ -157,7 +157,7 @@ try_again:
write_lock(&cache->active_lock);
if (test_and_set_bit(CACHEFILES_OBJECT_ACTIVE, &object->flags)) {
pr_err("CacheFiles: Error: Object already active\n");
pr_err("Error: Object already active\n");
cachefiles_printk_object(object, NULL);
BUG();
}
@ -191,7 +191,7 @@ try_again:
wait_for_old_object:
if (fscache_object_is_live(&object->fscache)) {
pr_err("\n");
pr_err("CacheFiles: Error: Unexpected object collision\n");
pr_err("Error: Unexpected object collision\n");
cachefiles_printk_object(object, xobject);
BUG();
}
@ -238,7 +238,7 @@ wait_for_old_object:
if (timeout <= 0) {
pr_err("\n");
pr_err("CacheFiles: Error: Overlong wait for old active object to go away\n");
pr_err("Error: Overlong wait for old active object to go away\n");
cachefiles_printk_object(object, xobject);
goto requeue;
}
@ -543,7 +543,7 @@ lookup_again:
next, next->d_inode, next->d_inode->i_ino);
} else if (!S_ISDIR(next->d_inode->i_mode)) {
kerror("inode %lu is not a directory",
pr_err("inode %lu is not a directory",
next->d_inode->i_ino);
ret = -ENOBUFS;
goto error;
@ -574,7 +574,7 @@ lookup_again:
} else if (!S_ISDIR(next->d_inode->i_mode) &&
!S_ISREG(next->d_inode->i_mode)
) {
kerror("inode %lu is not a file or directory",
pr_err("inode %lu is not a file or directory",
next->d_inode->i_ino);
ret = -ENOBUFS;
goto error;
@ -768,7 +768,7 @@ struct dentry *cachefiles_get_directory(struct cachefiles_cache *cache,
ASSERT(subdir->d_inode);
if (!S_ISDIR(subdir->d_inode->i_mode)) {
kerror("%s is not a directory", dirname);
pr_err("%s is not a directory", dirname);
ret = -EIO;
goto check_error;
}
@ -795,13 +795,13 @@ check_error:
mkdir_error:
mutex_unlock(&dir->d_inode->i_mutex);
dput(subdir);
kerror("mkdir %s failed with error %d", dirname, ret);
pr_err("mkdir %s failed with error %d", dirname, ret);
return ERR_PTR(ret);
lookup_error:
mutex_unlock(&dir->d_inode->i_mutex);
ret = PTR_ERR(subdir);
kerror("Lookup %s failed with error %d", dirname, ret);
pr_err("Lookup %s failed with error %d", dirname, ret);
return ERR_PTR(ret);
nomem_d_alloc:
@ -891,7 +891,7 @@ lookup_error:
if (ret == -EIO) {
cachefiles_io_error(cache, "Lookup failed");
} else if (ret != -ENOMEM) {
kerror("Internal error: %d", ret);
pr_err("Internal error: %d", ret);
ret = -EIO;
}
@ -950,7 +950,7 @@ error:
}
if (ret != -ENOMEM) {
kerror("Internal error: %d", ret);
pr_err("Internal error: %d", ret);
ret = -EIO;
}

6
fs/cachefiles/security.c
View File

@ -34,7 +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);
pr_err("CacheFiles: Security denies permission to nominate security context: error %d\n",
pr_err("Security denies permission to nominate security context: error %d\n",
ret);
goto error;
}
@ -57,14 +57,14 @@ static int cachefiles_check_cache_dir(struct cachefiles_cache *cache,
ret = security_inode_mkdir(root->d_inode, root, 0);
if (ret < 0) {
pr_err("CacheFiles: Security denies permission to make dirs: error %d",
pr_err("Security denies permission to make dirs: error %d",
ret);
return ret;
}
ret = security_inode_create(root->d_inode, root, 0);
if (ret < 0)
pr_err("CacheFiles: Security denies permission to create files: error %d",
pr_err("Security denies permission to create files: error %d",
ret);
return ret;

10
fs/cachefiles/xattr.c
View File

@ -51,7 +51,7 @@ int cachefiles_check_object_type(struct cachefiles_object *object)
}
if (ret != -EEXIST) {
kerror("Can't set xattr on %*.*s [%lu] (err %d)",
pr_err("Can't set xattr on %*.*s [%lu] (err %d)",
dentry->d_name.len, dentry->d_name.len,
dentry->d_name.name, dentry->d_inode->i_ino,
-ret);
@ -64,7 +64,7 @@ int cachefiles_check_object_type(struct cachefiles_object *object)
if (ret == -ERANGE)
goto bad_type_length;
kerror("Can't read xattr on %*.*s [%lu] (err %d)",
pr_err("Can't read xattr on %*.*s [%lu] (err %d)",
dentry->d_name.len, dentry->d_name.len,
dentry->d_name.name, dentry->d_inode->i_ino,
-ret);
@ -85,14 +85,14 @@ error:
return ret;
bad_type_length:
kerror("Cache object %lu type xattr length incorrect",
pr_err("Cache object %lu type xattr length incorrect",
dentry->d_inode->i_ino);
ret = -EIO;
goto error;
bad_type:
xtype[2] = 0;
kerror("Cache object %*.*s [%lu] type %s not %s",
pr_err("Cache object %*.*s [%lu] type %s not %s",
dentry->d_name.len, dentry->d_name.len,
dentry->d_name.name, dentry->d_inode->i_ino,
xtype, type);
@ -293,7 +293,7 @@ error:
return ret;
bad_type_length:
kerror("Cache object %lu xattr length incorrect",
pr_err("Cache object %lu xattr length incorrect",
dentry->d_inode->i_ino);
ret = -EIO;
goto error;