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constify ->actor 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Git-commit: b2497fc3057ae27db9aa29579f16ae5afb6d6d08
Git-repo: https://android.googlesource.com/kernel/common.git
Signed-off-by: Kaushal Kumar <kaushalk@codeaurora.org>
This commit is contained in:
Al Viro 2013-05-22 22:22:04 -04:00 committed by Kaushal Kumar
parent bf531f8b92
commit dc404456eb
9 changed files with 57 additions and 66 deletions
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13
arch/alpha/kernel/osf_sys.c
View File

@ -147,17 +147,16 @@ SYSCALL_DEFINE4(osf_getdirentries, unsigned int, fd,
{
int error;
struct fd arg = fdget(fd);
struct osf_dirent_callback buf;
struct osf_dirent_callback buf = {
.ctx.actor = osf_filldir,
.dirent = dirent,
.basep = basep,
.count = count
};
if (!arg.file)
return -EBADF;
buf.dirent = dirent;
buf.basep = basep;
buf.count = count;
buf.error = 0;
buf.ctx.actor = osf_filldir;
error = iterate_dir(arg.file, &buf.ctx);
if (error >= 0)
error = buf.error;

12
arch/parisc/hpux/fs.c
View File

@ -111,19 +111,17 @@ int hpux_getdents(unsigned int fd, struct hpux_dirent __user *dirent, unsigned i
{
struct fd arg;
struct hpux_dirent __user * lastdirent;
struct getdents_callback buf;
struct getdents_callback buf = {
.ctx.actor = filldir,
.current_dir = dirent,
.count = count
};
int error;
arg = fdget(fd);
if (!arg.file)
return -EBADF;
buf.current_dir = dirent;
buf.previous = NULL;
buf.count = count;
buf.error = 0;
buf.ctx.actor = filldir;
error = iterate_dir(arg.file, &buf.ctx);
if (error >= 0)
error = buf.error;

33
fs/compat.c
View File

@ -874,15 +874,14 @@ asmlinkage long compat_sys_old_readdir(unsigned int fd,
{
int error;
struct fd f = fdget(fd);
struct compat_readdir_callback buf;
struct compat_readdir_callback buf = {
.ctx.actor = compat_fillonedir,
.dirent = dirent
};
if (!f.file)
return -EBADF;
buf.result = 0;
buf.dirent = dirent;
buf.ctx.actor = compat_fillonedir;
error = iterate_dir(f.file, &buf.ctx);
if (buf.result)
error = buf.result;
@ -954,7 +953,11 @@ asmlinkage long compat_sys_getdents(unsigned int fd,
{
struct fd f;
struct compat_linux_dirent __user * lastdirent;
struct compat_getdents_callback buf;
struct compat_getdents_callback buf = {
.ctx.actor = compat_filldir,
.current_dir = dirent,
.count = count
};
int error;
if (!access_ok(VERIFY_WRITE, dirent, count))
@ -964,12 +967,6 @@ asmlinkage long compat_sys_getdents(unsigned int fd,
if (!f.file)
return -EBADF;
buf.current_dir = dirent;
buf.previous = NULL;
buf.count = count;
buf.error = 0;
buf.ctx.actor = compat_filldir;
error = iterate_dir(f.file, &buf.ctx);
if (error >= 0)
error = buf.error;
@ -1041,7 +1038,11 @@ asmlinkage long compat_sys_getdents64(unsigned int fd,
{
struct fd f;
struct linux_dirent64 __user * lastdirent;
struct compat_getdents_callback64 buf;
struct compat_getdents_callback64 buf = {
.ctx.actor = compat_filldir64,
.current_dir = dirent,
.count = count
};
int error;
if (!access_ok(VERIFY_WRITE, dirent, count))
@ -1051,12 +1052,6 @@ asmlinkage long compat_sys_getdents64(unsigned int fd,
if (!f.file)
return -EBADF;
buf.current_dir = dirent;
buf.previous = NULL;
buf.count = count;
buf.error = 0;
buf.ctx.actor = compat_filldir64;
error = iterate_dir(f.file, &buf.ctx);
if (error >= 0)
error = buf.error;

10
fs/exportfs/expfs.c
View File

@ -255,7 +255,11 @@ static int get_name(const struct path *path, char *name, struct dentry *child)
struct inode *dir = path->dentry->d_inode;
int error;
struct file *file;
struct getdents_callback buffer;
struct getdents_callback buffer = {
.ctx.actor = filldir_one,
.name = name,
.ino = child->d_inode->i_ino
};
error = -ENOTDIR;
if (!dir || !S_ISDIR(dir->i_mode))
@ -275,11 +279,7 @@ static int get_name(const struct path *path, char *name, struct dentry *child)
if (!file->f_op->readdir && !file->f_op->iterate)
goto out_close;
buffer.name = name;
buffer.ino = child->d_inode->i_ino;
buffer.found = 0;
buffer.sequence = 0;
buffer.ctx.actor = filldir_one;
while (1) {
int old_seq = buffer.sequence;

6
fs/gfs2/export.c
View File

@ -88,7 +88,10 @@ static int gfs2_get_name(struct dentry *parent, char *name,
struct inode *dir = parent->d_inode;
struct inode *inode = child->d_inode;
struct gfs2_inode *dip, *ip;
struct get_name_filldir gnfd;
struct get_name_filldir gnfd = {
.ctx.actor = get_name_filldir,
.name = name
};
struct gfs2_holder gh;
u64 offset = 0;
int error;
@ -106,7 +109,6 @@ static int gfs2_get_name(struct dentry *parent, char *name,
*name = 0;
gnfd.inum.no_addr = ip->i_no_addr;
gnfd.inum.no_formal_ino = ip->i_no_formal_ino;
gnfd.name = name;
error = gfs2_glock_nq_init(dip->i_gl, LM_ST_SHARED, 0, &gh);
if (error)

7
fs/nfsd/nfs4recover.c
View File

@ -268,7 +268,10 @@ nfsd4_list_rec_dir(recdir_func *f, struct nfsd_net *nn)
{
const struct cred *original_cred;
struct dentry *dir = nn->rec_file->f_path.dentry;
struct nfs4_dir_ctx ctx;
struct nfs4_dir_ctx ctx = {
.ctx.actor = nfsd4_build_namelist,
.names = LIST_HEAD_INIT(ctx.names)
};
int status;
status = nfs4_save_creds(&original_cred);
@ -281,8 +284,6 @@ nfsd4_list_rec_dir(recdir_func *f, struct nfsd_net *nn)
return status;
}
INIT_LIST_HEAD(&ctx.names);
ctx.ctx.actor = nfsd4_build_namelist;
status = iterate_dir(nn->rec_file, &ctx.ctx);
mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
while (!list_empty(&ctx.names)) {

7
fs/nfsd/vfs.c
View File

@ -1982,14 +1982,15 @@ static int nfsd_buffered_filldir(void *__buf, const char *name, int namlen,
static __be32 nfsd_buffered_readdir(struct file *file, filldir_t func,
struct readdir_cd *cdp, loff_t *offsetp)
{
struct readdir_data buf;
struct buffered_dirent *de;
int host_err;
int size;
loff_t offset;
struct readdir_data buf = {
.ctx.actor = nfsd_buffered_filldir,
.dirent = (void *)__get_free_page(GFP_KERNEL)
};
buf.ctx.actor = nfsd_buffered_filldir;
buf.dirent = (void *)__get_free_page(GFP_KERNEL);
if (!buf.dirent)
return nfserrno(-ENOMEM);

33
fs/readdir.c
View File

@ -114,15 +114,14 @@ SYSCALL_DEFINE3(old_readdir, unsigned int, fd,
{
int error;
struct fd f = fdget(fd);
struct readdir_callback buf;
struct readdir_callback buf = {
.ctx.actor = fillonedir,
.dirent = dirent
};
if (!f.file)
return -EBADF;
buf.ctx.actor = fillonedir;
buf.result = 0;
buf.dirent = dirent;
error = iterate_dir(f.file, &buf.ctx);
if (buf.result)
error = buf.result;
@ -200,7 +199,11 @@ SYSCALL_DEFINE3(getdents, unsigned int, fd,
{
struct fd f;
struct linux_dirent __user * lastdirent;
struct getdents_callback buf;
struct getdents_callback buf = {
.ctx.actor = filldir,
.count = count,
.current_dir = dirent
};
int error;
if (!access_ok(VERIFY_WRITE, dirent, count))
@ -210,12 +213,6 @@ SYSCALL_DEFINE3(getdents, unsigned int, fd,
if (!f.file)
return -EBADF;
buf.current_dir = dirent;
buf.previous = NULL;
buf.count = count;
buf.error = 0;
buf.ctx.actor = filldir;
error = iterate_dir(f.file, &buf.ctx);
if (error >= 0)
error = buf.error;
@ -282,7 +279,11 @@ SYSCALL_DEFINE3(getdents64, unsigned int, fd,
{
struct fd f;
struct linux_dirent64 __user * lastdirent;
struct getdents_callback64 buf;
struct getdents_callback64 buf = {
.ctx.actor = filldir64,
.count = count,
.current_dir = dirent
};
int error;
if (!access_ok(VERIFY_WRITE, dirent, count))
@ -292,12 +293,6 @@ SYSCALL_DEFINE3(getdents64, unsigned int, fd,
if (!f.file)
return -EBADF;
buf.current_dir = dirent;
buf.previous = NULL;
buf.count = count;
buf.error = 0;
buf.ctx.actor = filldir64;
error = iterate_dir(f.file, &buf.ctx);
if (error >= 0)
error = buf.error;

2
include/linux/fs.h
View File

@ -1508,7 +1508,7 @@ int fiemap_check_flags(struct fiemap_extent_info *fieinfo, u32 fs_flags);
*/
typedef int (*filldir_t)(void *, const char *, int, loff_t, u64, unsigned);
struct dir_context {
filldir_t actor;
const filldir_t actor;
loff_t pos;
};