From: Ingo Molnar <[email protected]>
semaphore to mutex conversion.
the conversion was generated via scripts, and the result was validated
automatically via a script as well.
build tested.
Signed-off-by: Ingo Molnar <[email protected]>
----
fs/jffs/inode-v23.c | 86 ++++++++++++++++++++++++++--------------------------
fs/jffs/intrep.c | 6 +--
fs/jffs/jffs_fm.c | 2 -
fs/jffs/jffs_fm.h | 5 +--
4 files changed, 50 insertions(+), 49 deletions(-)
Index: linux/fs/jffs/inode-v23.c
===================================================================
--- linux.orig/fs/jffs/inode-v23.c
+++ linux/fs/jffs/inode-v23.c
@@ -42,7 +42,7 @@
#include <linux/quotaops.h>
#include <linux/highmem.h>
#include <linux/vfs.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
#include <asm/byteorder.h>
#include <asm/uaccess.h>
@@ -203,7 +203,7 @@ jffs_setattr(struct dentry *dentry, stru
fmc = c->fmc;
D3(printk (KERN_NOTICE "notify_change(): down biglock\n"));
- down(&fmc->biglock);
+ mutex_lock(&fmc->biglock);
f = jffs_find_file(c, inode->i_ino);
@@ -211,7 +211,7 @@ jffs_setattr(struct dentry *dentry, stru
printk("jffs_setattr(): Invalid inode number: %lu\n",
inode->i_ino);
D3(printk (KERN_NOTICE "notify_change(): up biglock\n"));
- up(&fmc->biglock);
+ mutex_unlock(&fmc->biglock);
res = -EINVAL;
goto out;
});
@@ -232,7 +232,7 @@ jffs_setattr(struct dentry *dentry, stru
if (!(new_node = jffs_alloc_node())) {
D(printk("jffs_setattr(): Allocation failed!\n"));
D3(printk (KERN_NOTICE "notify_change(): up biglock\n"));
- up(&fmc->biglock);
+ mutex_unlock(&fmc->biglock);
res = -ENOMEM;
goto out;
}
@@ -319,7 +319,7 @@ jffs_setattr(struct dentry *dentry, stru
D(printk("jffs_notify_change(): The write failed!\n"));
jffs_free_node(new_node);
D3(printk (KERN_NOTICE "n_c(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
goto out;
}
@@ -327,7 +327,7 @@ jffs_setattr(struct dentry *dentry, stru
mark_inode_dirty(inode);
D3(printk (KERN_NOTICE "n_c(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
out:
unlock_kernel();
return res;
@@ -461,7 +461,7 @@ jffs_rename(struct inode *old_dir, struc
goto jffs_rename_end;
}
D3(printk (KERN_NOTICE "rename(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
/* Create a node and initialize as much as needed. */
result = -ENOMEM;
if (!(node = jffs_alloc_node())) {
@@ -555,7 +555,7 @@ jffs_rename(struct inode *old_dir, struc
jffs_rename_end:
D3(printk (KERN_NOTICE "rename(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return result;
} /* jffs_rename() */
@@ -574,14 +574,14 @@ jffs_readdir(struct file *filp, void *di
int ddino;
lock_kernel();
D3(printk (KERN_NOTICE "readdir(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
D2(printk("jffs_readdir(): inode: 0x%p, filp: 0x%p\n", inode, filp));
if (filp->f_pos == 0) {
D3(printk("jffs_readdir(): \".\" %lu\n", inode->i_ino));
if (filldir(dirent, ".", 1, filp->f_pos, inode->i_ino, DT_DIR) < 0) {
D3(printk (KERN_NOTICE "readdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return 0;
}
@@ -598,7 +598,7 @@ jffs_readdir(struct file *filp, void *di
D3(printk("jffs_readdir(): \"..\" %u\n", ddino));
if (filldir(dirent, "..", 2, filp->f_pos, ddino, DT_DIR) < 0) {
D3(printk (KERN_NOTICE "readdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return 0;
}
@@ -617,7 +617,7 @@ jffs_readdir(struct file *filp, void *di
if (filldir(dirent, f->name, f->nsize,
filp->f_pos , f->ino, DT_UNKNOWN) < 0) {
D3(printk (KERN_NOTICE "readdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return 0;
}
@@ -627,7 +627,7 @@ jffs_readdir(struct file *filp, void *di
} while(f && f->deleted);
}
D3(printk (KERN_NOTICE "readdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return filp->f_pos;
} /* jffs_readdir() */
@@ -660,7 +660,7 @@ jffs_lookup(struct inode *dir, struct de
});
D3(printk (KERN_NOTICE "lookup(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
r = -ENAMETOOLONG;
if (len > JFFS_MAX_NAME_LEN) {
@@ -683,31 +683,31 @@ jffs_lookup(struct inode *dir, struct de
if ((len == 1) && (name[0] == '.')) {
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
if (!(inode = iget(dir->i_sb, d->ino))) {
D(printk("jffs_lookup(): . iget() ==> NULL\n"));
goto jffs_lookup_end_no_biglock;
}
D3(printk (KERN_NOTICE "lookup(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
} else if ((len == 2) && (name[0] == '.') && (name[1] == '.')) {
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
if (!(inode = iget(dir->i_sb, d->pino))) {
D(printk("jffs_lookup(): .. iget() ==> NULL\n"));
goto jffs_lookup_end_no_biglock;
}
D3(printk (KERN_NOTICE "lookup(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
} else if ((f = jffs_find_child(d, name, len))) {
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
if (!(inode = iget(dir->i_sb, f->ino))) {
D(printk("jffs_lookup(): iget() ==> NULL\n"));
goto jffs_lookup_end_no_biglock;
}
D3(printk (KERN_NOTICE "lookup(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
} else {
D3(printk("jffs_lookup(): Couldn't find the file. "
"f = 0x%p, name = \"%s\", d = 0x%p, d->ino = %u\n",
@@ -717,13 +717,13 @@ jffs_lookup(struct inode *dir, struct de
d_add(dentry, inode);
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return NULL;
jffs_lookup_end:
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
jffs_lookup_end_no_biglock:
unlock_kernel();
@@ -753,7 +753,7 @@ jffs_do_readpage_nolock(struct file *fil
ClearPageError(page);
D3(printk (KERN_NOTICE "readpage(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
read_len = 0;
result = 0;
@@ -782,7 +782,7 @@ jffs_do_readpage_nolock(struct file *fil
kunmap(page);
D3(printk (KERN_NOTICE "readpage(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
if (result) {
SetPageError(page);
@@ -839,7 +839,7 @@ jffs_mkdir(struct inode *dir, struct den
c = dir_f->c;
D3(printk (KERN_NOTICE "mkdir(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
dir_mode = S_IFDIR | (mode & (S_IRWXUGO|S_ISVTX)
& ~current->fs->umask);
@@ -906,7 +906,7 @@ jffs_mkdir(struct inode *dir, struct den
result = 0;
jffs_mkdir_end:
D3(printk (KERN_NOTICE "mkdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return result;
} /* jffs_mkdir() */
@@ -921,10 +921,10 @@ jffs_rmdir(struct inode *dir, struct den
D3(printk("***jffs_rmdir()\n"));
D3(printk (KERN_NOTICE "rmdir(): down biglock\n"));
lock_kernel();
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
ret = jffs_remove(dir, dentry, S_IFDIR);
D3(printk (KERN_NOTICE "rmdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return ret;
}
@@ -940,10 +940,10 @@ jffs_unlink(struct inode *dir, struct de
lock_kernel();
D3(printk("***jffs_unlink()\n"));
D3(printk (KERN_NOTICE "unlink(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
ret = jffs_remove(dir, dentry, 0);
D3(printk (KERN_NOTICE "unlink(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return ret;
}
@@ -1086,7 +1086,7 @@ jffs_mknod(struct inode *dir, struct den
c = dir_f->c;
D3(printk (KERN_NOTICE "mknod(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
/* Create and initialize a new node. */
if (!(node = jffs_alloc_node())) {
@@ -1152,7 +1152,7 @@ jffs_mknod_err:
jffs_mknod_end:
D3(printk (KERN_NOTICE "mknod(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return result;
} /* jffs_mknod() */
@@ -1203,7 +1203,7 @@ jffs_symlink(struct inode *dir, struct d
return -ENOMEM;
}
D3(printk (KERN_NOTICE "symlink(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
node->data_offset = 0;
node->removed_size = 0;
@@ -1253,7 +1253,7 @@ jffs_symlink(struct inode *dir, struct d
d_instantiate(dentry, inode);
jffs_symlink_end:
D3(printk (KERN_NOTICE "symlink(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return err;
} /* jffs_symlink() */
@@ -1306,7 +1306,7 @@ jffs_create(struct inode *dir, struct de
return -ENOMEM;
}
D3(printk (KERN_NOTICE "create(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
node->data_offset = 0;
node->removed_size = 0;
@@ -1359,7 +1359,7 @@ jffs_create(struct inode *dir, struct de
d_instantiate(dentry, inode);
jffs_create_end:
D3(printk (KERN_NOTICE "create(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return err;
} /* jffs_create() */
@@ -1423,7 +1423,7 @@ jffs_file_write(struct file *filp, const
thiscount = min(c->fmc->max_chunk_size - sizeof(struct jffs_raw_inode), count);
D3(printk (KERN_NOTICE "file_write(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
/* Urgh. POSIX says we can do short writes if we feel like it.
* In practice, we can't. Nothing will cope. So we loop until
@@ -1511,7 +1511,7 @@ jffs_file_write(struct file *filp, const
}
out:
D3(printk (KERN_NOTICE "file_write(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
/* Fix things in the real inode. */
if (pos > inode->i_size) {
@@ -1567,7 +1567,7 @@ jffs_ioctl(struct inode *inode, struct f
return -EIO;
}
D3(printk (KERN_NOTICE "ioctl(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
switch (cmd) {
case JFFS_PRINT_HASH:
@@ -1609,7 +1609,7 @@ jffs_ioctl(struct inode *inode, struct f
ret = -ENOTTY;
}
D3(printk (KERN_NOTICE "ioctl(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
return ret;
} /* jffs_ioctl() */
@@ -1685,12 +1685,12 @@ jffs_read_inode(struct inode *inode)
}
c = (struct jffs_control *)inode->i_sb->s_fs_info;
D3(printk (KERN_NOTICE "read_inode(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
if (!(f = jffs_find_file(c, inode->i_ino))) {
D(printk("jffs_read_inode(): No such inode (%lu).\n",
inode->i_ino));
D3(printk (KERN_NOTICE "read_inode(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
return;
}
inode->u.generic_ip = (void *)f;
@@ -1732,7 +1732,7 @@ jffs_read_inode(struct inode *inode)
}
D3(printk (KERN_NOTICE "read_inode(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
}
Index: linux/fs/jffs/intrep.c
===================================================================
--- linux.orig/fs/jffs/intrep.c
+++ linux/fs/jffs/intrep.c
@@ -62,7 +62,7 @@
#include <linux/fs.h>
#include <linux/stat.h>
#include <linux/pagemap.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
#include <asm/byteorder.h>
#include <linux/smp_lock.h>
#include <linux/time.h>
@@ -3416,7 +3416,7 @@ jffs_garbage_collect_thread(void *ptr)
D1(printk (KERN_NOTICE "jffs_garbage_collect_thread(): collecting.\n"));
D3(printk (KERN_NOTICE "g_c_thread(): down biglock\n"));
- down(&fmc->biglock);
+ mutex_lock(&fmc->biglock);
D1(printk("***jffs_garbage_collect_thread(): round #%u, "
"fmc->dirty_size = %u\n", i++, fmc->dirty_size));
@@ -3447,6 +3447,6 @@ jffs_garbage_collect_thread(void *ptr)
gc_end:
D3(printk (KERN_NOTICE "g_c_thread(): up biglock\n"));
- up(&fmc->biglock);
+ mutex_unlock(&fmc->biglock);
} /* for (;;) */
} /* jffs_garbage_collect_thread() */
Index: linux/fs/jffs/jffs_fm.c
===================================================================
--- linux.orig/fs/jffs/jffs_fm.c
+++ linux/fs/jffs/jffs_fm.c
@@ -139,7 +139,7 @@ jffs_build_begin(struct jffs_control *c,
fmc->tail = NULL;
fmc->head_extra = NULL;
fmc->tail_extra = NULL;
- init_MUTEX(&fmc->biglock);
+ mutex_init(&fmc->biglock);
return fmc;
}
Index: linux/fs/jffs/jffs_fm.h
===================================================================
--- linux.orig/fs/jffs/jffs_fm.h
+++ linux/fs/jffs/jffs_fm.h
@@ -20,10 +20,11 @@
#ifndef __LINUX_JFFS_FM_H__
#define __LINUX_JFFS_FM_H__
+#include <linux/config.h>
#include <linux/types.h>
#include <linux/jffs.h>
#include <linux/mtd/mtd.h>
-#include <linux/config.h>
+#include <linux/mutex.h>
/* The alignment between two nodes in the flash memory. */
#define JFFS_ALIGN_SIZE 4
@@ -97,7 +98,7 @@ struct jffs_fmcontrol
struct jffs_fm *tail;
struct jffs_fm *head_extra;
struct jffs_fm *tail_extra;
- struct semaphore biglock;
+ struct mutex biglock;
};
/* Notice the two members head_extra and tail_extra in the jffs_control
-
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