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authorLinus Torvalds <torvalds@linux-foundation.org>2018-04-06 11:07:08 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-04-06 11:07:08 -0700
commit9022ca6b1129da44e3d5c4fa779b8bb9ceabe2ce (patch)
tree6ff139aff1cf8a00cc057b7a706a81d91ee639ca
parent38c23685b273cfb4ccf31a199feccce3bdcb5d83 (diff)
parent0e11f6443f522f89509495b13ef1f3745640144d (diff)
downloadblackbird-obmc-linux-9022ca6b1129da44e3d5c4fa779b8bb9ceabe2ce.tar.gz
blackbird-obmc-linux-9022ca6b1129da44e3d5c4fa779b8bb9ceabe2ce.zip
Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull misc vfs updates from Al Viro: "Assorted stuff, including Christoph's I_DIRTY patches" * 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: fs: move I_DIRTY_INODE to fs.h ubifs: fix bogus __mark_inode_dirty(I_DIRTY_SYNC | I_DIRTY_DATASYNC) call ntfs: fix bogus __mark_inode_dirty(I_DIRTY_SYNC | I_DIRTY_DATASYNC) call gfs2: fix bogus __mark_inode_dirty(I_DIRTY_SYNC | I_DIRTY_DATASYNC) calls fs: fold open_check_o_direct into do_dentry_open vfs: Replace stray non-ASCII homoglyph characters with their ASCII equivalents vfs: make sure struct filename->iname is word-aligned get rid of pointless includes of fs_struct.h [poll] annotate SAA6588_CMD_POLL users
-rw-r--r--arch/arc/kernel/troubleshoot.c1
-rw-r--r--drivers/media/i2c/saa6588.c4
-rw-r--r--drivers/media/pci/bt8xx/bttv-driver.c4
-rw-r--r--drivers/media/pci/saa7134/saa7134-video.c4
-rw-r--r--fs/ceph/dir.c1
-rw-r--r--fs/ext4/inode.c4
-rw-r--r--fs/fs-writeback.c9
-rw-r--r--fs/gfs2/super.c2
-rw-r--r--fs/gfs2/xattr.c8
-rw-r--r--fs/internal.h1
-rw-r--r--fs/namei.c9
-rw-r--r--fs/nfs/nfs4xdr.c1
-rw-r--r--fs/ntfs/mft.c4
-rw-r--r--fs/ocfs2/dlmglue.c2
-rw-r--r--fs/open.c44
-rw-r--r--fs/orangefs/acl.c1
-rw-r--r--fs/ubifs/file.c2
-rw-r--r--fs/xfs/xfs_aops.c2
-rw-r--r--include/linux/fs.h5
-rw-r--r--include/media/i2c/saa6588.h1
-rw-r--r--kernel/exec_domain.c1
-rw-r--r--security/loadpin/loadpin.c1
22 files changed, 46 insertions, 65 deletions
diff --git a/arch/arc/kernel/troubleshoot.c b/arch/arc/kernel/troubleshoot.c
index 6e9a0a9a6a04..783b20354f8b 100644
--- a/arch/arc/kernel/troubleshoot.c
+++ b/arch/arc/kernel/troubleshoot.c
@@ -10,7 +10,6 @@
#include <linux/mm.h>
#include <linux/fs.h>
#include <linux/kdev_t.h>
-#include <linux/fs_struct.h>
#include <linux/proc_fs.h>
#include <linux/file.h>
#include <linux/sched/mm.h>
diff --git a/drivers/media/i2c/saa6588.c b/drivers/media/i2c/saa6588.c
index c3089bd34df2..33d2987f9555 100644
--- a/drivers/media/i2c/saa6588.c
+++ b/drivers/media/i2c/saa6588.c
@@ -411,9 +411,9 @@ static long saa6588_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
break;
/* --- poll() for /dev/radio --- */
case SAA6588_CMD_POLL:
- a->result = 0;
+ a->poll_mask = 0;
if (s->data_available_for_read)
- a->result |= EPOLLIN | EPOLLRDNORM;
+ a->poll_mask |= EPOLLIN | EPOLLRDNORM;
poll_wait(a->instance, &s->read_queue, a->event_list);
break;
diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c
index f697698fe38d..707f57a9f940 100644
--- a/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/drivers/media/pci/bt8xx/bttv-driver.c
@@ -3344,10 +3344,10 @@ static __poll_t radio_poll(struct file *file, poll_table *wait)
radio_enable(btv);
cmd.instance = file;
cmd.event_list = wait;
- cmd.result = res;
+ cmd.poll_mask = res;
bttv_call_all(btv, core, ioctl, SAA6588_CMD_POLL, &cmd);
- return cmd.result;
+ return cmd.poll_mask;
}
static const struct v4l2_file_operations radio_fops =
diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c
index 4f1091a11e91..1a50ec9d084f 100644
--- a/drivers/media/pci/saa7134/saa7134-video.c
+++ b/drivers/media/pci/saa7134/saa7134-video.c
@@ -1235,12 +1235,12 @@ static __poll_t radio_poll(struct file *file, poll_table *wait)
cmd.instance = file;
cmd.event_list = wait;
- cmd.result = 0;
+ cmd.poll_mask = 0;
mutex_lock(&dev->lock);
saa_call_all(dev, core, ioctl, SAA6588_CMD_POLL, &cmd);
mutex_unlock(&dev->lock);
- return rc | cmd.result;
+ return rc | cmd.poll_mask;
}
/* ------------------------------------------------------------------ */
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index f1d9c6cc0491..2bdd561c4c68 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -2,7 +2,6 @@
#include <linux/ceph/ceph_debug.h>
#include <linux/spinlock.h>
-#include <linux/fs_struct.h>
#include <linux/namei.h>
#include <linux/slab.h>
#include <linux/sched.h>
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 18aa2ef963ad..129205028300 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -5024,12 +5024,12 @@ static int other_inode_match(struct inode * inode, unsigned long ino,
if ((inode->i_ino != ino) ||
(inode->i_state & (I_FREEING | I_WILL_FREE | I_NEW |
- I_DIRTY_SYNC | I_DIRTY_DATASYNC)) ||
+ I_DIRTY_INODE)) ||
((inode->i_state & I_DIRTY_TIME) == 0))
return 0;
spin_lock(&inode->i_lock);
if (((inode->i_state & (I_FREEING | I_WILL_FREE | I_NEW |
- I_DIRTY_SYNC | I_DIRTY_DATASYNC)) == 0) &&
+ I_DIRTY_INODE)) == 0) &&
(inode->i_state & I_DIRTY_TIME)) {
struct ext4_inode_info *ei = EXT4_I(inode);
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index d4d04fee568a..1280f915079b 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -1343,7 +1343,7 @@ __writeback_single_inode(struct inode *inode, struct writeback_control *wbc)
dirty = inode->i_state & I_DIRTY;
if (inode->i_state & I_DIRTY_TIME) {
- if ((dirty & (I_DIRTY_SYNC | I_DIRTY_DATASYNC)) ||
+ if ((dirty & I_DIRTY_INODE) ||
wbc->sync_mode == WB_SYNC_ALL ||
unlikely(inode->i_state & I_DIRTY_TIME_EXPIRED) ||
unlikely(time_after(jiffies,
@@ -2112,7 +2112,6 @@ static noinline void block_dump___mark_inode_dirty(struct inode *inode)
*/
void __mark_inode_dirty(struct inode *inode, int flags)
{
-#define I_DIRTY_INODE (I_DIRTY_SYNC | I_DIRTY_DATASYNC)
struct super_block *sb = inode->i_sb;
int dirtytime;
@@ -2122,7 +2121,7 @@ void __mark_inode_dirty(struct inode *inode, int flags)
* Don't do this for I_DIRTY_PAGES - that doesn't actually
* dirty the inode itself
*/
- if (flags & (I_DIRTY_SYNC | I_DIRTY_DATASYNC | I_DIRTY_TIME)) {
+ if (flags & (I_DIRTY_INODE | I_DIRTY_TIME)) {
trace_writeback_dirty_inode_start(inode, flags);
if (sb->s_op->dirty_inode)
@@ -2197,7 +2196,7 @@ void __mark_inode_dirty(struct inode *inode, int flags)
if (dirtytime)
inode->dirtied_time_when = jiffies;
- if (inode->i_state & (I_DIRTY_INODE | I_DIRTY_PAGES))
+ if (inode->i_state & I_DIRTY)
dirty_list = &wb->b_dirty;
else
dirty_list = &wb->b_dirty_time;
@@ -2221,8 +2220,6 @@ void __mark_inode_dirty(struct inode *inode, int flags)
}
out_unlock_inode:
spin_unlock(&inode->i_lock);
-
-#undef I_DIRTY_INODE
}
EXPORT_SYMBOL(__mark_inode_dirty);
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 620be0521866..cf5c7f3080d2 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -800,7 +800,7 @@ static void gfs2_dirty_inode(struct inode *inode, int flags)
int need_endtrans = 0;
int ret;
- if (!(flags & (I_DIRTY_DATASYNC|I_DIRTY_SYNC)))
+ if (!(flags & I_DIRTY_INODE))
return;
if (unlikely(test_bit(SDF_SHUTDOWN, &sdp->sd_flags)))
return;
diff --git a/fs/gfs2/xattr.c b/fs/gfs2/xattr.c
index 05de20954659..f2bce1e0f6fb 100644
--- a/fs/gfs2/xattr.c
+++ b/fs/gfs2/xattr.c
@@ -308,7 +308,7 @@ static int ea_dealloc_unstuffed(struct gfs2_inode *ip, struct buffer_head *bh,
}
ip->i_inode.i_ctime = current_time(&ip->i_inode);
- __mark_inode_dirty(&ip->i_inode, I_DIRTY_SYNC | I_DIRTY_DATASYNC);
+ __mark_inode_dirty(&ip->i_inode, I_DIRTY_DATASYNC);
gfs2_trans_end(sdp);
@@ -768,7 +768,7 @@ static int ea_alloc_skeleton(struct gfs2_inode *ip, struct gfs2_ea_request *er,
goto out_end_trans;
ip->i_inode.i_ctime = current_time(&ip->i_inode);
- __mark_inode_dirty(&ip->i_inode, I_DIRTY_SYNC | I_DIRTY_DATASYNC);
+ __mark_inode_dirty(&ip->i_inode, I_DIRTY_DATASYNC);
out_end_trans:
gfs2_trans_end(GFS2_SB(&ip->i_inode));
@@ -896,7 +896,7 @@ static int ea_set_simple_noalloc(struct gfs2_inode *ip, struct buffer_head *bh,
ea_set_remove_stuffed(ip, es->es_el);
ip->i_inode.i_ctime = current_time(&ip->i_inode);
- __mark_inode_dirty(&ip->i_inode, I_DIRTY_SYNC | I_DIRTY_DATASYNC);
+ __mark_inode_dirty(&ip->i_inode, I_DIRTY_DATASYNC);
gfs2_trans_end(GFS2_SB(&ip->i_inode));
return error;
@@ -1114,7 +1114,7 @@ static int ea_remove_stuffed(struct gfs2_inode *ip, struct gfs2_ea_location *el)
}
ip->i_inode.i_ctime = current_time(&ip->i_inode);
- __mark_inode_dirty(&ip->i_inode, I_DIRTY_SYNC | I_DIRTY_DATASYNC);
+ __mark_inode_dirty(&ip->i_inode, I_DIRTY_DATASYNC);
gfs2_trans_end(GFS2_SB(&ip->i_inode));
diff --git a/fs/internal.h b/fs/internal.h
index 980d005b21b4..e08972db0303 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -125,7 +125,6 @@ int do_fchmodat(int dfd, const char __user *filename, umode_t mode);
int do_fchownat(int dfd, const char __user *filename, uid_t user, gid_t group,
int flag);
-extern int open_check_o_direct(struct file *f);
extern int vfs_open(const struct path *, struct file *, const struct cred *);
extern struct file *filp_clone_open(struct file *);
diff --git a/fs/namei.c b/fs/namei.c
index a09419379f5d..5661da1972cd 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -39,6 +39,7 @@
#include <linux/bitops.h>
#include <linux/init_task.h>
#include <linux/uaccess.h>
+#include <linux/build_bug.h>
#include "internal.h"
#include "mount.h"
@@ -130,6 +131,7 @@ getname_flags(const char __user *filename, int flags, int *empty)
struct filename *result;
char *kname;
int len;
+ BUILD_BUG_ON(offsetof(struct filename, iname) % sizeof(long) != 0);
result = audit_reusename(filename);
if (result)
@@ -3374,9 +3376,7 @@ finish_open_created:
goto out;
*opened |= FILE_OPENED;
opened:
- error = open_check_o_direct(file);
- if (!error)
- error = ima_file_check(file, op->acc_mode, *opened);
+ error = ima_file_check(file, op->acc_mode, *opened);
if (!error && will_truncate)
error = handle_truncate(file);
out:
@@ -3456,9 +3456,6 @@ static int do_tmpfile(struct nameidata *nd, unsigned flags,
error = finish_open(file, child, NULL, opened);
if (error)
goto out2;
- error = open_check_o_direct(file);
- if (error)
- fput(file);
out2:
mnt_drop_write(path.mnt);
out:
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 65c9c4175145..b993ad282de2 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -52,7 +52,6 @@
#include <linux/nfs.h>
#include <linux/nfs4.h>
#include <linux/nfs_fs.h>
-#include <linux/fs_struct.h>
#include "nfs4_fs.h"
#include "internal.h"
diff --git a/fs/ntfs/mft.c b/fs/ntfs/mft.c
index 2831f495a674..32c523cf5a2d 100644
--- a/fs/ntfs/mft.c
+++ b/fs/ntfs/mft.c
@@ -381,7 +381,7 @@ unm_err_out:
* vfs inode dirty. This ensures that any changes to the mft record are
* written out to disk.
*
- * NOTE: We only set I_DIRTY_SYNC and I_DIRTY_DATASYNC (and not I_DIRTY_PAGES)
+ * NOTE: We only set I_DIRTY_DATASYNC (and not I_DIRTY_PAGES)
* on the base vfs inode, because even though file data may have been modified,
* it is dirty in the inode meta data rather than the data page cache of the
* inode, and thus there are no data pages that need writing out. Therefore, a
@@ -407,7 +407,7 @@ void __mark_mft_record_dirty(ntfs_inode *ni)
else
base_ni = ni->ext.base_ntfs_ino;
mutex_unlock(&ni->extent_lock);
- __mark_inode_dirty(VFS_I(base_ni), I_DIRTY_SYNC | I_DIRTY_DATASYNC);
+ __mark_inode_dirty(VFS_I(base_ni), I_DIRTY_DATASYNC);
}
static const char *ntfs_please_email = "Please email "
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 9479f99c2145..b552d1f8508c 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -3537,7 +3537,7 @@ static int ocfs2_downconvert_lock(struct ocfs2_super *osb,
* On DLM_LKF_VALBLK, fsdlm behaves differently with o2cb. It always
* expects DLM_LKF_VALBLK being set if the LKB has LVB, so that
* we can recover correctly from node failure. Otherwise, we may get
- * invalid LVB in LKB, but without DLM_SBF_VALNOTVALID being set.
+ * invalid LVB in LKB, but without DLM_SBF_VALNOTVALID being set.
*/
if (!ocfs2_is_o2cb_active() &&
lockres->l_ops->flags & LOCK_TYPE_USES_LVB)
diff --git a/fs/open.c b/fs/open.c
index d0e955b558ad..c5ee7cd60424 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -724,16 +724,6 @@ SYSCALL_DEFINE3(fchown, unsigned int, fd, uid_t, user, gid_t, group)
return ksys_fchown(fd, user, group);
}
-int open_check_o_direct(struct file *f)
-{
- /* NB: we're sure to have correct a_ops only after f_op->open */
- if (f->f_flags & O_DIRECT) {
- if (!f->f_mapping->a_ops || !f->f_mapping->a_ops->direct_IO)
- return -EINVAL;
- }
- return 0;
-}
-
static int do_dentry_open(struct file *f,
struct inode *inode,
int (*open)(struct inode *, struct file *),
@@ -755,7 +745,7 @@ static int do_dentry_open(struct file *f,
if (unlikely(f->f_flags & O_PATH)) {
f->f_mode = FMODE_PATH;
f->f_op = &empty_fops;
- return 0;
+ goto done;
}
if (f->f_mode & FMODE_WRITE && !special_file(inode->i_mode)) {
@@ -808,7 +798,12 @@ static int do_dentry_open(struct file *f,
f->f_flags &= ~(O_CREAT | O_EXCL | O_NOCTTY | O_TRUNC);
file_ra_state_init(&f->f_ra, f->f_mapping->host->i_mapping);
-
+done:
+ /* NB: we're sure to have correct a_ops only after f_op->open */
+ error = -EINVAL;
+ if ((f->f_flags & O_DIRECT) &&
+ (!f->f_mapping->a_ops || !f->f_mapping->a_ops->direct_IO))
+ goto out_fput;
return 0;
cleanup_all:
@@ -823,6 +818,9 @@ cleanup_file:
f->f_path.dentry = NULL;
f->f_inode = NULL;
return error;
+out_fput:
+ fput(f);
+ return error;
}
/**
@@ -920,20 +918,14 @@ struct file *dentry_open(const struct path *path, int flags,
BUG_ON(!path->mnt);
f = get_empty_filp();
- if (!IS_ERR(f)) {
- f->f_flags = flags;
- error = vfs_open(path, f, cred);
- if (!error) {
- /* from now on we need fput() to dispose of f */
- error = open_check_o_direct(f);
- if (error) {
- fput(f);
- f = ERR_PTR(error);
- }
- } else {
- put_filp(f);
- f = ERR_PTR(error);
- }
+ if (IS_ERR(f))
+ return f;
+
+ f->f_flags = flags;
+ error = vfs_open(path, f, cred);
+ if (error) {
+ put_filp(f);
+ return ERR_PTR(error);
}
return f;
}
diff --git a/fs/orangefs/acl.c b/fs/orangefs/acl.c
index 480ea059a680..10587413b20e 100644
--- a/fs/orangefs/acl.c
+++ b/fs/orangefs/acl.c
@@ -9,7 +9,6 @@
#include "orangefs-kernel.h"
#include "orangefs-bufmap.h"
#include <linux/posix_acl_xattr.h>
-#include <linux/fs_struct.h>
struct posix_acl *orangefs_get_acl(struct inode *inode, int type)
{
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index cf348ba99238..1acb2ff505e6 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1256,7 +1256,7 @@ static int do_setattr(struct ubifs_info *c, struct inode *inode,
* Inode length changed, so we have to make sure
* @I_DIRTY_DATASYNC is set.
*/
- __mark_inode_dirty(inode, I_DIRTY_SYNC | I_DIRTY_DATASYNC);
+ __mark_inode_dirty(inode, I_DIRTY_DATASYNC);
else
mark_inode_dirty_sync(inode);
mutex_unlock(&ui->ui_mutex);
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 19eadc807056..31f1f10eecd1 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -1390,7 +1390,7 @@ xfs_vm_bmap(
/*
* The swap code (ab-)uses ->bmap to get a block mapping and then
- * bypasseѕ the file system for actual I/O. We really can't allow
+ * bypasses the file system for actual I/O. We really can't allow
* that on reflinks inodes, so we have to skip out here. And yes,
* 0 is the magic code for a bmap error.
*
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 070807ce3e41..0d798052bd85 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2015,7 +2015,8 @@ static inline void init_sync_kiocb(struct kiocb *kiocb, struct file *filp)
#define I_WB_SWITCH (1 << 13)
#define I_OVL_INUSE (1 << 14)
-#define I_DIRTY (I_DIRTY_SYNC | I_DIRTY_DATASYNC | I_DIRTY_PAGES)
+#define I_DIRTY_INODE (I_DIRTY_SYNC | I_DIRTY_DATASYNC)
+#define I_DIRTY (I_DIRTY_INODE | I_DIRTY_PAGES)
#define I_DIRTY_ALL (I_DIRTY | I_DIRTY_TIME)
extern void __mark_inode_dirty(struct inode *, int);
@@ -2381,8 +2382,8 @@ struct audit_names;
struct filename {
const char *name; /* pointer to actual string */
const __user char *uptr; /* original userland pointer */
- struct audit_names *aname;
int refcnt;
+ struct audit_names *aname;
const char iname[];
};
diff --git a/include/media/i2c/saa6588.h b/include/media/i2c/saa6588.h
index b5ec1aa60ed5..a0825f532f71 100644
--- a/include/media/i2c/saa6588.h
+++ b/include/media/i2c/saa6588.h
@@ -32,6 +32,7 @@ struct saa6588_command {
unsigned char __user *buffer;
struct file *instance;
poll_table *event_list;
+ __poll_t poll_mask;
};
/* These ioctls are internal to the kernel */
diff --git a/kernel/exec_domain.c b/kernel/exec_domain.c
index 0975b0268545..a5697119290e 100644
--- a/kernel/exec_domain.c
+++ b/kernel/exec_domain.c
@@ -19,7 +19,6 @@
#include <linux/syscalls.h>
#include <linux/sysctl.h>
#include <linux/types.h>
-#include <linux/fs_struct.h>
#ifdef CONFIG_PROC_FS
static int execdomains_proc_show(struct seq_file *m, void *v)
diff --git a/security/loadpin/loadpin.c b/security/loadpin/loadpin.c
index dbe6efde77a0..5fa191252c8f 100644
--- a/security/loadpin/loadpin.c
+++ b/security/loadpin/loadpin.c
@@ -19,7 +19,6 @@
#include <linux/module.h>
#include <linux/fs.h>
-#include <linux/fs_struct.h>
#include <linux/lsm_hooks.h>
#include <linux/mount.h>
#include <linux/path.h>
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