* [PATCH] Documentation: filesystems: updated struct inode_operations documentation in vfs.txt
@ 2015-06-17 14:46 Thomas de Beauchene
2015-06-17 14:54 ` Jonathan Corbet
2015-06-22 16:13 ` Jonathan Corbet
0 siblings, 2 replies; 4+ messages in thread
From: Thomas de Beauchene @ 2015-06-17 14:46 UTC (permalink / raw)
To: corbet; +Cc: linux-doc, linux-kernel, Thomas de Beauchene, Thomas de Beauchene
Updated struct inode_operations documentation in vfs.txt to match
current implementation
Signed-off-by: Thomas de Beauchene <chauvo_t@epitech.eu>
---
Documentation/filesystems/vfs.txt | 30 +++++++++++++++++++-----------
1 file changed, 19 insertions(+), 11 deletions(-)
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
index 3cb2ccf..ff53e34 100644
--- a/Documentation/filesystems/vfs.txt
+++ b/Documentation/filesystems/vfs.txt
@@ -341,11 +341,18 @@ struct inode_operations
-----------------------
This describes how the VFS can manipulate an inode in your
-filesystem. As of kernel 2.6.22, the following members are defined:
+filesystem. As of kernel 4.1, the following members are defined:
struct inode_operations {
- int (*create) (struct inode *,struct dentry *, umode_t, bool);
struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int);
+ void * (*follow_link) (struct dentry *, struct nameidata *);
+ int (*permission) (struct inode *, int);
+ struct posix_acl * (*get_acl)(struct inode *, int);
+
+ int (*readlink) (struct dentry *, char __user *,int);
+ void (*put_link) (struct dentry *, struct nameidata *, void *);
+
+ int (*create) (struct inode *,struct dentry *, umode_t, bool);
int (*link) (struct dentry *,struct inode *,struct dentry *);
int (*unlink) (struct inode *,struct dentry *);
int (*symlink) (struct inode *,struct dentry *,const char *);
@@ -356,23 +363,24 @@ struct inode_operations {
struct inode *, struct dentry *);
int (*rename2) (struct inode *, struct dentry *,
struct inode *, struct dentry *, unsigned int);
- int (*readlink) (struct dentry *, char __user *,int);
- void * (*follow_link) (struct dentry *, struct nameidata *);
- void (*put_link) (struct dentry *, struct nameidata *, void *);
- int (*permission) (struct inode *, int);
- int (*get_acl)(struct inode *, int);
int (*setattr) (struct dentry *, struct iattr *);
int (*getattr) (struct vfsmount *mnt, struct dentry *, struct kstat *);
int (*setxattr) (struct dentry *, const char *,const void *,size_t,int);
ssize_t (*getxattr) (struct dentry *, const char *, void *, size_t);
ssize_t (*listxattr) (struct dentry *, char *, size_t);
int (*removexattr) (struct dentry *, const char *);
- void (*update_time)(struct inode *, struct timespec *, int);
- int (*atomic_open)(struct inode *, struct dentry *, struct file *,
- unsigned open_flag, umode_t create_mode, int *opened);
+ int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start,
+ u64 len);
+ int (*update_time)(struct inode *, struct timespec *, int);
+ int (*atomic_open)(struct inode *, struct dentry *,
+ struct file *, unsigned open_flag,
+ umode_t create_mode, int *opened);
int (*tmpfile) (struct inode *, struct dentry *, umode_t);
+ int (*set_acl)(struct inode *, struct posix_acl *, int);
+
+ /* WARNING: probably going away soon, do not use! */
int (*dentry_open)(struct dentry *, struct file *, const struct cred *);
-};
+} ____cacheline_aligned;
Again, all methods are called without any locks being held, unless
otherwise noted.
--
2.1.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] Documentation: filesystems: updated struct inode_operations documentation in vfs.txt
2015-06-17 14:46 [PATCH] Documentation: filesystems: updated struct inode_operations documentation in vfs.txt Thomas de Beauchene
@ 2015-06-17 14:54 ` Jonathan Corbet
2015-06-17 15:04 ` Al Viro
2015-06-22 16:13 ` Jonathan Corbet
1 sibling, 1 reply; 4+ messages in thread
From: Jonathan Corbet @ 2015-06-17 14:54 UTC (permalink / raw)
To: Thomas de Beauchene; +Cc: linux-doc, linux-kernel, Thomas de Beauchene, Al Viro
On Wed, 17 Jun 2015 16:46:35 +0200
Thomas de Beauchene <thomas.chauvot-de-beauchene@epitech.eu> wrote:
> Updated struct inode_operations documentation in vfs.txt to match
> current implementation
Looks good at a first glance, will probably queue it later. But please be
sure to CC Al Viro (added) on patches like this; he's the expert in this
area.
Thanks,
jon
> Signed-off-by: Thomas de Beauchene <chauvo_t@epitech.eu>
> ---
> Documentation/filesystems/vfs.txt | 30 +++++++++++++++++++-----------
> 1 file changed, 19 insertions(+), 11 deletions(-)
>
> diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
> index 3cb2ccf..ff53e34 100644
> --- a/Documentation/filesystems/vfs.txt
> +++ b/Documentation/filesystems/vfs.txt
> @@ -341,11 +341,18 @@ struct inode_operations
> -----------------------
>
> This describes how the VFS can manipulate an inode in your
> -filesystem. As of kernel 2.6.22, the following members are defined:
> +filesystem. As of kernel 4.1, the following members are defined:
>
> struct inode_operations {
> - int (*create) (struct inode *,struct dentry *, umode_t, bool);
> struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int);
> + void * (*follow_link) (struct dentry *, struct nameidata *);
> + int (*permission) (struct inode *, int);
> + struct posix_acl * (*get_acl)(struct inode *, int);
> +
> + int (*readlink) (struct dentry *, char __user *,int);
> + void (*put_link) (struct dentry *, struct nameidata *, void *);
> +
> + int (*create) (struct inode *,struct dentry *, umode_t, bool);
> int (*link) (struct dentry *,struct inode *,struct dentry *);
> int (*unlink) (struct inode *,struct dentry *);
> int (*symlink) (struct inode *,struct dentry *,const char *);
> @@ -356,23 +363,24 @@ struct inode_operations {
> struct inode *, struct dentry *);
> int (*rename2) (struct inode *, struct dentry *,
> struct inode *, struct dentry *, unsigned int);
> - int (*readlink) (struct dentry *, char __user *,int);
> - void * (*follow_link) (struct dentry *, struct nameidata *);
> - void (*put_link) (struct dentry *, struct nameidata *, void *);
> - int (*permission) (struct inode *, int);
> - int (*get_acl)(struct inode *, int);
> int (*setattr) (struct dentry *, struct iattr *);
> int (*getattr) (struct vfsmount *mnt, struct dentry *, struct kstat *);
> int (*setxattr) (struct dentry *, const char *,const void *,size_t,int);
> ssize_t (*getxattr) (struct dentry *, const char *, void *, size_t);
> ssize_t (*listxattr) (struct dentry *, char *, size_t);
> int (*removexattr) (struct dentry *, const char *);
> - void (*update_time)(struct inode *, struct timespec *, int);
> - int (*atomic_open)(struct inode *, struct dentry *, struct file *,
> - unsigned open_flag, umode_t create_mode, int *opened);
> + int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start,
> + u64 len);
> + int (*update_time)(struct inode *, struct timespec *, int);
> + int (*atomic_open)(struct inode *, struct dentry *,
> + struct file *, unsigned open_flag,
> + umode_t create_mode, int *opened);
> int (*tmpfile) (struct inode *, struct dentry *, umode_t);
> + int (*set_acl)(struct inode *, struct posix_acl *, int);
> +
> + /* WARNING: probably going away soon, do not use! */
> int (*dentry_open)(struct dentry *, struct file *, const struct cred *);
> -};
> +} ____cacheline_aligned;
>
> Again, all methods are called without any locks being held, unless
> otherwise noted.
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] Documentation: filesystems: updated struct inode_operations documentation in vfs.txt
2015-06-17 14:54 ` Jonathan Corbet
@ 2015-06-17 15:04 ` Al Viro
0 siblings, 0 replies; 4+ messages in thread
From: Al Viro @ 2015-06-17 15:04 UTC (permalink / raw)
To: Jonathan Corbet
Cc: Thomas de Beauchene, linux-doc, linux-kernel, Thomas de Beauchene
On Wed, Jun 17, 2015 at 08:54:07AM -0600, Jonathan Corbet wrote:
> On Wed, 17 Jun 2015 16:46:35 +0200
> Thomas de Beauchene <thomas.chauvot-de-beauchene@epitech.eu> wrote:
>
> > Updated struct inode_operations documentation in vfs.txt to match
> > current implementation
>
> Looks good at a first glance, will probably queue it later. But please be
> sure to CC Al Viro (added) on patches like this; he's the expert in this
> area.
... and check -next, for that matter.
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] Documentation: filesystems: updated struct inode_operations documentation in vfs.txt
2015-06-17 14:46 [PATCH] Documentation: filesystems: updated struct inode_operations documentation in vfs.txt Thomas de Beauchene
2015-06-17 14:54 ` Jonathan Corbet
@ 2015-06-22 16:13 ` Jonathan Corbet
1 sibling, 0 replies; 4+ messages in thread
From: Jonathan Corbet @ 2015-06-22 16:13 UTC (permalink / raw)
To: Thomas de Beauchene; +Cc: linux-doc, linux-kernel, Thomas de Beauchene
On Wed, 17 Jun 2015 16:46:35 +0200
Thomas de Beauchene <thomas.chauvot-de-beauchene@epitech.eu> wrote:
> Updated struct inode_operations documentation in vfs.txt to match
> current implementation
This one conflicts against changes made in the vfs tree. Could you
please regenerate it against -next (or, better, against mainline once
Al's tree is merged)?
Thanks,
jon
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
Please read the FAQ at http://www.tux.org/lkml/
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2015-06-22 16:13 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2015-06-17 14:46 [PATCH] Documentation: filesystems: updated struct inode_operations documentation in vfs.txt Thomas de Beauchene
2015-06-17 14:54 ` Jonathan Corbet
2015-06-17 15:04 ` Al Viro
2015-06-22 16:13 ` Jonathan Corbet
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.