diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/9p/trans_sock.c | 1 | ||||
| -rw-r--r-- | fs/bio.c | 38 | ||||
| -rw-r--r-- | fs/compat.c | 2 | ||||
| -rw-r--r-- | fs/nfs/callback.c | 3 | ||||
| -rw-r--r-- | fs/ntfs/ChangeLog | 2 | ||||
| -rw-r--r-- | fs/qnx4/bitmap.c | 2 | ||||
| -rw-r--r-- | fs/read_write.c | 34 | ||||
| -rw-r--r-- | fs/reiserfs/xattr.c | 4 | ||||
| -rw-r--r-- | fs/udf/balloc.c | 5 | ||||
| -rw-r--r-- | fs/udf/crc.c | 5 | ||||
| -rw-r--r-- | fs/udf/dir.c | 5 | ||||
| -rw-r--r-- | fs/udf/directory.c | 5 | ||||
| -rw-r--r-- | fs/udf/file.c | 5 | ||||
| -rw-r--r-- | fs/udf/fsync.c | 5 | ||||
| -rw-r--r-- | fs/udf/ialloc.c | 5 | ||||
| -rw-r--r-- | fs/udf/inode.c | 5 | ||||
| -rw-r--r-- | fs/udf/lowlevel.c | 5 | ||||
| -rw-r--r-- | fs/udf/misc.c | 5 | ||||
| -rw-r--r-- | fs/udf/namei.c | 5 | ||||
| -rw-r--r-- | fs/udf/partition.c | 5 | ||||
| -rw-r--r-- | fs/udf/super.c | 5 | ||||
| -rw-r--r-- | fs/udf/symlink.c | 5 | ||||
| -rw-r--r-- | fs/udf/truncate.c | 5 | ||||
| -rw-r--r-- | fs/udf/unicode.c | 5 |
24 files changed, 65 insertions, 101 deletions
diff --git a/fs/9p/trans_sock.c b/fs/9p/trans_sock.c index a93c2bf94c33..6a9a75d40f73 100644 --- a/fs/9p/trans_sock.c +++ b/fs/9p/trans_sock.c @@ -26,6 +26,7 @@ */ #include <linux/config.h> +#include <linux/in.h> #include <linux/module.h> #include <linux/net.h> #include <linux/ipv6.h> @@ -313,7 +313,8 @@ int bio_get_nr_vecs(struct block_device *bdev) } static int __bio_add_page(request_queue_t *q, struct bio *bio, struct page - *page, unsigned int len, unsigned int offset) + *page, unsigned int len, unsigned int offset, + unsigned short max_sectors) { int retried_segments = 0; struct bio_vec *bvec; @@ -327,7 +328,7 @@ static int __bio_add_page(request_queue_t *q, struct bio *bio, struct page if (bio->bi_vcnt >= bio->bi_max_vecs) return 0; - if (((bio->bi_size + len) >> 9) > q->max_sectors) + if (((bio->bi_size + len) >> 9) > max_sectors) return 0; /* @@ -386,6 +387,25 @@ static int __bio_add_page(request_queue_t *q, struct bio *bio, struct page } /** + * bio_add_pc_page - attempt to add page to bio + * @bio: destination bio + * @page: page to add + * @len: vec entry length + * @offset: vec entry offset + * + * Attempt to add a page to the bio_vec maplist. This can fail for a + * number of reasons, such as the bio being full or target block + * device limitations. The target block device must allow bio's + * smaller than PAGE_SIZE, so it is always possible to add a single + * page to an empty bio. This should only be used by REQ_PC bios. + */ +int bio_add_pc_page(request_queue_t *q, struct bio *bio, struct page *page, + unsigned int len, unsigned int offset) +{ + return __bio_add_page(q, bio, page, len, offset, q->max_hw_sectors); +} + +/** * bio_add_page - attempt to add page to bio * @bio: destination bio * @page: page to add @@ -401,8 +421,8 @@ static int __bio_add_page(request_queue_t *q, struct bio *bio, struct page int bio_add_page(struct bio *bio, struct page *page, unsigned int len, unsigned int offset) { - return __bio_add_page(bdev_get_queue(bio->bi_bdev), bio, page, - len, offset); + struct request_queue *q = bdev_get_queue(bio->bi_bdev); + return __bio_add_page(q, bio, page, len, offset, q->max_sectors); } struct bio_map_data { @@ -514,7 +534,7 @@ struct bio *bio_copy_user(request_queue_t *q, unsigned long uaddr, break; } - if (__bio_add_page(q, bio, page, bytes, 0) < bytes) { + if (bio_add_pc_page(q, bio, page, bytes, 0) < bytes) { ret = -EINVAL; break; } @@ -628,7 +648,8 @@ static struct bio *__bio_map_user_iov(request_queue_t *q, /* * sorry... */ - if (__bio_add_page(q, bio, pages[j], bytes, offset) < bytes) + if (bio_add_pc_page(q, bio, pages[j], bytes, offset) < + bytes) break; len -= bytes; @@ -801,8 +822,8 @@ static struct bio *__bio_map_kern(request_queue_t *q, void *data, if (bytes > len) bytes = len; - if (__bio_add_page(q, bio, virt_to_page(data), bytes, - offset) < bytes) + if (bio_add_pc_page(q, bio, virt_to_page(data), bytes, + offset) < bytes) break; data += bytes; @@ -1228,6 +1249,7 @@ EXPORT_SYMBOL(bio_clone); EXPORT_SYMBOL(bio_phys_segments); EXPORT_SYMBOL(bio_hw_segments); EXPORT_SYMBOL(bio_add_page); +EXPORT_SYMBOL(bio_add_pc_page); EXPORT_SYMBOL(bio_get_nr_vecs); EXPORT_SYMBOL(bio_map_user); EXPORT_SYMBOL(bio_unmap_user); diff --git a/fs/compat.c b/fs/compat.c index 818634120b69..55ac0324aaf1 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -1170,7 +1170,7 @@ static ssize_t compat_do_readv_writev(int type, struct file *file, } ret = rw_verify_area(type, file, pos, tot_len); - if (ret) + if (ret < 0) goto out; fnv = NULL; diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c index f2ca782aba33..30cae3602867 100644 --- a/fs/nfs/callback.c +++ b/fs/nfs/callback.c @@ -14,6 +14,9 @@ #include <linux/sunrpc/svc.h> #include <linux/sunrpc/svcsock.h> #include <linux/nfs_fs.h> + +#include <net/inet_sock.h> + #include "nfs4_fs.h" #include "callback.h" diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog index 50a7749cfca1..02f44094bda9 100644 --- a/fs/ntfs/ChangeLog +++ b/fs/ntfs/ChangeLog @@ -884,7 +884,7 @@ ToDo/Notes: - Add handling for initialized_size != data_size in compressed files. - Reduce function local stack usage from 0x3d4 bytes to just noise in - fs/ntfs/upcase.c. (Randy Dunlap <rddunlap@osdl.ord>) + fs/ntfs/upcase.c. (Randy Dunlap <rdunlap@xenotime.net>) - Remove compiler warnings for newer gcc. - Pages are no longer kmapped by mm/filemap.c::generic_file_write() around calls to ->{prepare,commit}_write. Adapt NTFS appropriately diff --git a/fs/qnx4/bitmap.c b/fs/qnx4/bitmap.c index 991253927658..46efbf52cbec 100644 --- a/fs/qnx4/bitmap.c +++ b/fs/qnx4/bitmap.c @@ -23,10 +23,12 @@ #include <linux/buffer_head.h> #include <linux/bitops.h> +#if 0 int qnx4_new_block(struct super_block *sb) { return 0; } +#endif /* 0 */ static void count_bits(register const char *bmPart, register int size, int *const tf) diff --git a/fs/read_write.c b/fs/read_write.c index a091ee4f430d..df3468a22fea 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -14,6 +14,7 @@ #include <linux/security.h> #include <linux/module.h> #include <linux/syscalls.h> +#include <linux/pagemap.h> #include <asm/uaccess.h> #include <asm/unistd.h> @@ -182,22 +183,33 @@ bad: } #endif +/* + * rw_verify_area doesn't like huge counts. We limit + * them to something that fits in "int" so that others + * won't have to do range checks all the time. + */ +#define MAX_RW_COUNT (INT_MAX & PAGE_CACHE_MASK) int rw_verify_area(int read_write, struct file *file, loff_t *ppos, size_t count) { struct inode *inode; loff_t pos; - if (unlikely(count > INT_MAX)) + if (unlikely((ssize_t) count < 0)) goto Einval; pos = *ppos; if (unlikely((pos < 0) || (loff_t) (pos + count) < 0)) goto Einval; inode = file->f_dentry->d_inode; - if (inode->i_flock && MANDATORY_LOCK(inode)) - return locks_mandatory_area(read_write == READ ? FLOCK_VERIFY_READ : FLOCK_VERIFY_WRITE, inode, file, pos, count); - return 0; + if (inode->i_flock && MANDATORY_LOCK(inode)) { + int retval = locks_mandatory_area( + read_write == READ ? FLOCK_VERIFY_READ : FLOCK_VERIFY_WRITE, + inode, file, pos, count); + if (retval < 0) + return retval; + } + return count > MAX_RW_COUNT ? MAX_RW_COUNT : count; Einval: return -EINVAL; @@ -244,7 +256,8 @@ ssize_t vfs_read(struct file *file, char __user *buf, size_t count, loff_t *pos) return -EFAULT; ret = rw_verify_area(READ, file, pos, count); - if (!ret) { + if (ret >= 0) { + count = ret; ret = security_file_permission (file, MAY_READ); if (!ret) { if (file->f_op->read) @@ -295,7 +308,8 @@ ssize_t vfs_write(struct file *file, const char __user *buf, size_t count, loff_ return -EFAULT; ret = rw_verify_area(WRITE, file, pos, count); - if (!ret) { + if (ret >= 0) { + count = ret; ret = security_file_permission (file, MAY_WRITE); if (!ret) { if (file->f_op->write) @@ -497,7 +511,7 @@ static ssize_t do_readv_writev(int type, struct file *file, } ret = rw_verify_area(type, file, pos, tot_len); - if (ret) + if (ret < 0) goto out; ret = security_file_permission(file, type == READ ? MAY_READ : MAY_WRITE); if (ret) @@ -653,8 +667,9 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, if (!(in_file->f_mode & FMODE_PREAD)) goto fput_in; retval = rw_verify_area(READ, in_file, ppos, count); - if (retval) + if (retval < 0) goto fput_in; + count = retval; retval = security_file_permission (in_file, MAY_READ); if (retval) @@ -674,8 +689,9 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, goto fput_out; out_inode = out_file->f_dentry->d_inode; retval = rw_verify_area(WRITE, out_file, &out_file->f_pos, count); - if (retval) + if (retval < 0) goto fput_out; + count = retval; retval = security_file_permission (out_file, MAY_WRITE); if (retval) diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c index 72e120798677..02091eaac0b4 100644 --- a/fs/reiserfs/xattr.c +++ b/fs/reiserfs/xattr.c @@ -115,8 +115,8 @@ static struct dentry *__get_xa_root(struct super_block *s) } /* Returns the dentry (or NULL) referring to the root of the extended - * attribute directory tree. If it has already been retreived, it is used. - * Otherwise, we attempt to retreive it from disk. It may also return + * attribute directory tree. If it has already been retrieved, it is used. + * Otherwise, we attempt to retrieve it from disk. It may also return * a pointer-encoded error. */ static inline struct dentry *get_xa_root(struct super_block *s) diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c index b9ded26b10a9..6598a5037ac8 100644 --- a/fs/udf/balloc.c +++ b/fs/udf/balloc.c @@ -4,11 +4,6 @@ * PURPOSE * Block allocation handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/crc.c b/fs/udf/crc.c index d95c6e38a455..1b82a4adc2f7 100644 --- a/fs/udf/crc.c +++ b/fs/udf/crc.c @@ -14,11 +14,6 @@ * * AT&T gives permission for the free use of the CRC source code. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/dir.c b/fs/udf/dir.c index 82440b731142..f5222527fe39 100644 --- a/fs/udf/dir.c +++ b/fs/udf/dir.c @@ -4,11 +4,6 @@ * PURPOSE * Directory handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/directory.c b/fs/udf/directory.c index 9a61ecc5451b..fe751a2a0e47 100644 --- a/fs/udf/directory.c +++ b/fs/udf/directory.c @@ -4,11 +4,6 @@ * PURPOSE * Directory related functions * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/file.c b/fs/udf/file.c index 01f520c71dc1..8a388289040d 100644 --- a/fs/udf/file.c +++ b/fs/udf/file.c @@ -4,11 +4,6 @@ * PURPOSE * File handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/fsync.c b/fs/udf/fsync.c index 2dde6b888c2b..5887d78cde43 100644 --- a/fs/udf/fsync.c +++ b/fs/udf/fsync.c @@ -4,11 +4,6 @@ * PURPOSE * Fsync handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c index a7e5d40f1ebc..c9b707b470ca 100644 --- a/fs/udf/ialloc.c +++ b/fs/udf/ialloc.c @@ -4,11 +4,6 @@ * PURPOSE * Inode allocation handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/inode.c b/fs/udf/inode.c index b83890beaaac..4014f17d382e 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -4,11 +4,6 @@ * PURPOSE * Inode handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/lowlevel.c b/fs/udf/lowlevel.c index 2da5087dfe05..084216107667 100644 --- a/fs/udf/lowlevel.c +++ b/fs/udf/lowlevel.c @@ -4,11 +4,6 @@ * PURPOSE * Low Level Device Routines for the UDF filesystem * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/misc.c b/fs/udf/misc.c index fd321f9ace83..cc8ca3254db1 100644 --- a/fs/udf/misc.c +++ b/fs/udf/misc.c @@ -4,11 +4,6 @@ * PURPOSE * Miscellaneous routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/namei.c b/fs/udf/namei.c index ac191ed7df0a..ca732e79c48b 100644 --- a/fs/udf/namei.c +++ b/fs/udf/namei.c @@ -4,11 +4,6 @@ * PURPOSE * Inode name handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/partition.c b/fs/udf/partition.c index 4d36f264be0d..dabf2b841db8 100644 --- a/fs/udf/partition.c +++ b/fs/udf/partition.c @@ -4,11 +4,6 @@ * PURPOSE * Partition handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/super.c b/fs/udf/super.c index 15bd4f24c5b7..4a6f49adc609 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -14,11 +14,6 @@ * http://www.ecma.ch/ * http://www.iso.org/ * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/symlink.c b/fs/udf/symlink.c index 43f3051ef756..674bb40edc83 100644 --- a/fs/udf/symlink.c +++ b/fs/udf/symlink.c @@ -4,11 +4,6 @@ * PURPOSE * Symlink handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/truncate.c b/fs/udf/truncate.c index 7dc8a5572ca1..e1b0e8cfecb4 100644 --- a/fs/udf/truncate.c +++ b/fs/udf/truncate.c @@ -4,11 +4,6 @@ * PURPOSE * Truncate handling routines for the OSTA-UDF(tm) filesystem. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/fs/udf/unicode.c b/fs/udf/unicode.c index 5a80efd8debc..706c92e1dcc9 100644 --- a/fs/udf/unicode.c +++ b/fs/udf/unicode.c @@ -11,11 +11,6 @@ * UTF-8 is explained in the IETF RFC XXXX. * ftp://ftp.internic.net/rfc/rfcxxxx.txt * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team's mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: |