diff options
Diffstat (limited to 'fs')
62 files changed, 944 insertions, 962 deletions
diff --git a/fs/9p/conv.c b/fs/9p/conv.c index 56d88c1a09c5..a3ed571eee31 100644 --- a/fs/9p/conv.c +++ b/fs/9p/conv.c @@ -27,6 +27,7 @@ #include <linux/module.h> #include <linux/errno.h> #include <linux/fs.h> +#include <linux/sched.h> #include <linux/idr.h> #include <asm/uaccess.h> #include "debug.h" diff --git a/fs/9p/fcall.c b/fs/9p/fcall.c index 8556097fcda8..dc336a67592f 100644 --- a/fs/9p/fcall.c +++ b/fs/9p/fcall.c @@ -27,6 +27,7 @@ #include <linux/module.h> #include <linux/errno.h> #include <linux/fs.h> +#include <linux/sched.h> #include <linux/idr.h> #include "debug.h" diff --git a/fs/9p/fid.c b/fs/9p/fid.c index 70492ccb4385..27507201f9e7 100644 --- a/fs/9p/fid.c +++ b/fs/9p/fid.c @@ -23,6 +23,7 @@ #include <linux/module.h> #include <linux/errno.h> #include <linux/fs.h> +#include <linux/sched.h> #include <linux/idr.h> #include "debug.h" diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c index 0f628041e3f7..0b96fae8b479 100644 --- a/fs/9p/v9fs.c +++ b/fs/9p/v9fs.c @@ -26,6 +26,7 @@ #include <linux/module.h> #include <linux/errno.h> #include <linux/fs.h> +#include <linux/sched.h> #include <linux/parser.h> #include <linux/idr.h> diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c index e32d5971039b..905c882f4e2f 100644 --- a/fs/9p/vfs_dir.c +++ b/fs/9p/vfs_dir.c @@ -30,6 +30,7 @@ #include <linux/stat.h> #include <linux/string.h> #include <linux/smp_lock.h> +#include <linux/sched.h> #include <linux/inet.h> #include <linux/idr.h> diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c index c3c47eda7574..79e6f9cd7340 100644 --- a/fs/9p/vfs_file.c +++ b/fs/9p/vfs_file.c @@ -26,6 +26,7 @@ #include <linux/module.h> #include <linux/errno.h> #include <linux/fs.h> +#include <linux/sched.h> #include <linux/file.h> #include <linux/stat.h> #include <linux/string.h> diff --git a/fs/Kconfig b/fs/Kconfig index 7b1511d50b05..b3b5aa0edff9 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -972,7 +972,7 @@ config SYSFS Some system agents rely on the information in sysfs to operate. /sbin/hotplug uses device and object attributes in sysfs to assist in - delegating policy decisions, like persistantly naming devices. + delegating policy decisions, like persistently naming devices. sysfs is currently used by the block subsystem to mount the root partition. If sysfs is disabled you must specify the boot device on @@ -1145,7 +1145,7 @@ config BEFS_FS help The BeOS File System (BeFS) is the native file system of Be, Inc's BeOS. Notable features include support for arbitrary attributes - on files and directories, and database-like indeces on selected + on files and directories, and database-like indices on selected attributes. (Also note that this driver doesn't make those features available at this time). It is a 64 bit filesystem, so it supports extremely large volumes and files. @@ -367,8 +367,7 @@ void fastcall __put_ioctx(struct kioctx *ctx) { unsigned nr_events = ctx->max_reqs; - if (unlikely(ctx->reqs_active)) - BUG(); + BUG_ON(ctx->reqs_active); cancel_delayed_work(&ctx->wq); flush_workqueue(aio_wq); @@ -505,8 +504,7 @@ static int __aio_put_req(struct kioctx *ctx, struct kiocb *req) assert_spin_locked(&ctx->ctx_lock); req->ki_users --; - if (unlikely(req->ki_users < 0)) - BUG(); + BUG_ON(req->ki_users < 0); if (likely(req->ki_users)) return 0; list_del(&req->ki_list); /* remove from active_reqs */ diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c index 79b05a1a4365..cc72bb43061d 100644 --- a/fs/binfmt_elf.c +++ b/fs/binfmt_elf.c @@ -1582,6 +1582,10 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file) sz += thread_status_size; +#ifdef ELF_CORE_WRITE_EXTRA_NOTES + sz += ELF_CORE_EXTRA_NOTES_SIZE; +#endif + fill_elf_note_phdr(&phdr, sz, offset); offset += sz; DUMP_WRITE(&phdr, sizeof(phdr)); @@ -1622,6 +1626,10 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file) if (!writenote(notes + i, file, &foffset)) goto end_coredump; +#ifdef ELF_CORE_WRITE_EXTRA_NOTES + ELF_CORE_WRITE_EXTRA_NOTES; +#endif + /* write out the thread status notes section */ list_for_each(t, &thread_list) { struct elf_thread_status *tmp = @@ -560,10 +560,8 @@ struct bio *bio_copy_user(request_queue_t *q, unsigned long uaddr, break; } - if (bio_add_pc_page(q, bio, page, bytes, 0) < bytes) { - ret = -EINVAL; + if (bio_add_pc_page(q, bio, page, bytes, 0) < bytes) break; - } len -= bytes; } @@ -622,10 +620,9 @@ static struct bio *__bio_map_user_iov(request_queue_t *q, nr_pages += end - start; /* - * transfer and buffer must be aligned to at least hardsector - * size for now, in the future we can relax this restriction + * buffer must be aligned to at least hardsector size for now */ - if ((uaddr & queue_dma_alignment(q)) || (len & queue_dma_alignment(q))) + if (uaddr & queue_dma_alignment(q)) return ERR_PTR(-EINVAL); } @@ -751,7 +748,6 @@ struct bio *bio_map_user_iov(request_queue_t *q, struct block_device *bdev, int write_to_vm) { struct bio *bio; - int len = 0, i; bio = __bio_map_user_iov(q, bdev, iov, iov_count, write_to_vm); @@ -766,18 +762,7 @@ struct bio *bio_map_user_iov(request_queue_t *q, struct block_device *bdev, */ bio_get(bio); - for (i = 0; i < iov_count; i++) - len += iov[i].iov_len; - - if (bio->bi_size == len) - return bio; - - /* - * don't support partial mappings - */ - bio_endio(bio, bio->bi_size, 0); - bio_unmap_user(bio); - return ERR_PTR(-EINVAL); + return bio; } static void __bio_unmap_user(struct bio *bio) diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 1ad8c9fcc742..c4fa91b8b62f 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -318,6 +318,7 @@ int cifs_get_inode_info(struct inode **pinode, struct cifs_sb_info *cifs_sb = CIFS_SB(sb); char *tmp_path; char *buf = NULL; + int adjustTZ = FALSE; pTcon = cifs_sb->tcon; cFYI(1,("Getting info on %s", search_path)); @@ -348,6 +349,7 @@ int cifs_get_inode_info(struct inode **pinode, pfindData, cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); + adjustTZ = TRUE; } } @@ -444,6 +446,10 @@ int cifs_get_inode_info(struct inode **pinode, inode->i_ctime = cifs_NTtimeToUnix(le64_to_cpu(pfindData->ChangeTime)); cFYI(0, ("Attributes came in as 0x%x", attr)); + if(adjustTZ && (pTcon->ses) && (pTcon->ses->server)) { + inode->i_ctime.tv_sec += pTcon->ses->server->timeAdj; + inode->i_mtime.tv_sec += pTcon->ses->server->timeAdj; + } /* set default mode. will override for dirs below */ if (atomic_read(&cifsInfo->inUse) == 0) diff --git a/fs/cifs/link.c b/fs/cifs/link.c index 0bee8b7e521a..8e259969354b 100644 --- a/fs/cifs/link.c +++ b/fs/cifs/link.c @@ -69,17 +69,30 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode, rc = -EOPNOTSUPP; } -/* if (!rc) */ - { - /* renew_parental_timestamps(old_file); - inode->i_nlink++; - mark_inode_dirty(inode); - d_instantiate(direntry, inode); */ - /* BB add call to either mark inode dirty or refresh its data and timestamp to current time */ + d_drop(direntry); /* force new lookup from server of target */ + + /* if source file is cached (oplocked) revalidate will not go to server + until the file is closed or oplock broken so update nlinks locally */ + if(old_file->d_inode) { + cifsInode = CIFS_I(old_file->d_inode); + if(rc == 0) { + old_file->d_inode->i_nlink++; + old_file->d_inode->i_ctime = CURRENT_TIME; + /* parent dir timestamps will update from srv + within a second, would it really be worth it + to set the parent dir cifs inode time to zero + to force revalidate (faster) for it too? */ + } + /* if not oplocked will force revalidate to get info + on source file from srv */ + cifsInode->time = 0; + + /* Will update parent dir timestamps from srv within a second. + Would it really be worth it to set the parent dir (cifs + inode) time field to zero to force revalidate on parent + directory faster ie + CIFS_I(inode)->time = 0; */ } - d_drop(direntry); /* force new lookup from server */ - cifsInode = CIFS_I(old_file->d_inode); - cifsInode->time = 0; /* will force revalidate to go get info when needed */ cifs_hl_exit: kfree(fromName); diff --git a/fs/compat.c b/fs/compat.c index 8d0a0018a7d2..06dad665b88f 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -45,6 +45,8 @@ #include <linux/personality.h> #include <linux/rwsem.h> #include <linux/tsacct_kern.h> +#include <linux/highmem.h> +#include <linux/poll.h> #include <linux/mm.h> #include <net/sock.h> /* siocdevprivate_ioctl */ diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c index 8a3b6a1a6ad1..c398861f78a5 100644 --- a/fs/configfs/dir.c +++ b/fs/configfs/dir.c @@ -93,8 +93,8 @@ static struct configfs_dirent *configfs_new_dirent(struct configfs_dirent * pare * * called with parent inode's i_mutex held */ -int configfs_dirent_exists(struct configfs_dirent *parent_sd, - const unsigned char *new) +static int configfs_dirent_exists(struct configfs_dirent *parent_sd, + const unsigned char *new) { struct configfs_dirent * sd; @@ -1176,8 +1176,9 @@ void configfs_unregister_subsystem(struct configfs_subsystem *subsys) return; } - mutex_lock(&configfs_sb->s_root->d_inode->i_mutex); - mutex_lock(&dentry->d_inode->i_mutex); + mutex_lock_nested(&configfs_sb->s_root->d_inode->i_mutex, + I_MUTEX_PARENT); + mutex_lock_nested(&dentry->d_inode->i_mutex, I_MUTEX_CHILD); if (configfs_detach_prep(dentry)) { printk(KERN_ERR "configfs: Tried to unregister non-empty subsystem!\n"); } diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c index a736d44989c4..137d76c3f90a 100644 --- a/fs/debugfs/inode.c +++ b/fs/debugfs/inode.c @@ -21,6 +21,7 @@ #include <linux/mount.h> #include <linux/pagemap.h> #include <linux/init.h> +#include <linux/kobject.h> #include <linux/namei.h> #include <linux/debugfs.h> diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c index 136175a69332..f63a7755fe86 100644 --- a/fs/ecryptfs/crypto.c +++ b/fs/ecryptfs/crypto.c @@ -820,7 +820,8 @@ int ecryptfs_init_crypt_ctx(struct ecryptfs_crypt_stat *crypt_stat) crypt_stat->tfm = crypto_alloc_blkcipher(full_alg_name, 0, CRYPTO_ALG_ASYNC); kfree(full_alg_name); - if (!crypt_stat->tfm) { + if (IS_ERR(crypt_stat->tfm)) { + rc = PTR_ERR(crypt_stat->tfm); ecryptfs_printk(KERN_ERR, "cryptfs: init_crypt_ctx(): " "Error initializing cipher [%s]\n", crypt_stat->cipher); diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index cfc8f81e60d0..c71a6c092ad9 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -138,6 +138,7 @@ static int fuse_dentry_revalidate(struct dentry *entry, struct nameidata *nd) struct fuse_entry_out outarg; struct fuse_conn *fc; struct fuse_req *req; + struct fuse_req *forget_req; struct dentry *parent; /* Doesn't hurt to "reset" the validity timeout */ @@ -152,25 +153,33 @@ static int fuse_dentry_revalidate(struct dentry *entry, struct nameidata *nd) if (IS_ERR(req)) return 0; + forget_req = fuse_get_req(fc); + if (IS_ERR(forget_req)) { + fuse_put_request(fc, req); + return 0; + } + parent = dget_parent(entry); fuse_lookup_init(req, parent->d_inode, entry, &outarg); request_send(fc, req); dput(parent); err = req->out.h.error; + fuse_put_request(fc, req); /* Zero nodeid is same as -ENOENT */ if (!err && !outarg.nodeid) err = -ENOENT; if (!err) { struct fuse_inode *fi = get_fuse_inode(inode); if (outarg.nodeid != get_node_id(inode)) { - fuse_send_forget(fc, req, outarg.nodeid, 1); + fuse_send_forget(fc, forget_req, + outarg.nodeid, 1); return 0; } spin_lock(&fc->lock); fi->nlookup ++; spin_unlock(&fc->lock); } - fuse_put_request(fc, req); + fuse_put_request(fc, forget_req); if (err || (outarg.attr.mode ^ inode->i_mode) & S_IFMT) return 0; @@ -221,6 +230,7 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry, struct inode *inode = NULL; struct fuse_conn *fc = get_fuse_conn(dir); struct fuse_req *req; + struct fuse_req *forget_req; if (entry->d_name.len > FUSE_NAME_MAX) return ERR_PTR(-ENAMETOOLONG); @@ -229,9 +239,16 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry, if (IS_ERR(req)) return ERR_PTR(PTR_ERR(req)); + forget_req = fuse_get_req(fc); + if (IS_ERR(forget_req)) { + fuse_put_request(fc, req); + return ERR_PTR(PTR_ERR(forget_req)); + } + fuse_lookup_init(req, dir, entry, &outarg); request_send(fc, req); err = req->out.h.error; + fuse_put_request(fc, req); /* Zero nodeid is same as -ENOENT, but with valid timeout */ if (!err && outarg.nodeid && (invalid_nodeid(outarg.nodeid) || !valid_mode(outarg.attr.mode))) @@ -240,11 +257,11 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry, inode = fuse_iget(dir->i_sb, outarg.nodeid, outarg.generation, &outarg.attr); if (!inode) { - fuse_send_forget(fc, req, outarg.nodeid, 1); + fuse_send_forget(fc, forget_req, outarg.nodeid, 1); return ERR_PTR(-ENOMEM); } } - fuse_put_request(fc, req); + fuse_put_request(fc, forget_req); if (err && err != -ENOENT) return ERR_PTR(err); @@ -388,6 +405,13 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_req *req, struct fuse_entry_out outarg; struct inode *inode; int err; + struct fuse_req *forget_req; + + forget_req = fuse_get_req(fc); + if (IS_ERR(forget_req)) { + fuse_put_request(fc, req); + return PTR_ERR(forget_req); + } req->in.h.nodeid = get_node_id(dir); req->out.numargs = 1; @@ -395,24 +419,24 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_req *req, req->out.args[0].value = &outarg; request_send(fc, req); err = req->out.h.error; - if (err) { - fuse_put_request(fc, req); - return err; - } + fuse_put_request(fc, req); + if (err) + goto out_put_forget_req; + err = -EIO; if (invalid_nodeid(outarg.nodeid)) - goto out_put_request; + goto out_put_forget_req; if ((outarg.attr.mode ^ mode) & S_IFMT) - goto out_put_request; + goto out_put_forget_req; inode = fuse_iget(dir->i_sb, outarg.nodeid, outarg.generation, &outarg.attr); if (!inode) { - fuse_send_forget(fc, req, outarg.nodeid, 1); + fuse_send_forget(fc, forget_req, outarg.nodeid, 1); return -ENOMEM; } - fuse_put_request(fc, req); + fuse_put_request(fc, forget_req); if (S_ISDIR(inode->i_mode)) { struct dentry *alias; @@ -434,8 +458,8 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_req *req, fuse_invalidate_attr(dir); return 0; - out_put_request: - fuse_put_request(fc, req); + out_put_forget_req: + fuse_put_request(fc, forget_req); return err; } diff --git a/fs/gfs2/locking/dlm/plock.c b/fs/gfs2/locking/dlm/plock.c index 7365aec9511b..3799f19b282f 100644 --- a/fs/gfs2/locking/dlm/plock.c +++ b/fs/gfs2/locking/dlm/plock.c @@ -8,6 +8,7 @@ #include <linux/miscdevice.h> #include <linux/lock_dlm_plock.h> +#include <linux/poll.h> #include "lock_dlm.h" diff --git a/fs/inotify.c b/fs/inotify.c index 723836a1f718..f5099d86fd91 100644 --- a/fs/inotify.c +++ b/fs/inotify.c @@ -27,6 +27,7 @@ #include <linux/idr.h> #include <linux/slab.h> #include <linux/fs.h> +#include <linux/sched.h> #include <linux/init.h> #include <linux/list.h> #include <linux/writeback.h> diff --git a/fs/jffs2/acl.c b/fs/jffs2/acl.c index 0ae3cd10702c..73f0d60f73a5 100644 --- a/fs/jffs2/acl.c +++ b/fs/jffs2/acl.c @@ -11,6 +11,7 @@ #include <linux/kernel.h> #include <linux/slab.h> #include <linux/fs.h> +#include <linux/sched.h> #include <linux/time.h> #include <linux/crc32.h> #include <linux/jffs2.h> diff --git a/fs/jffs2/wbuf.c b/fs/jffs2/wbuf.c index b9b700730dfe..70707309dfa1 100644 --- a/ |