From: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
To: Linux Doc Mailing List <linux-doc@vger.kernel.org>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
linux-kernel@vger.kernel.org, Jonathan Corbet <corbet@lwn.net>
Subject: [PATCH v3 13/29] docs: filesystems: convert files.txt to ReST
Date: Mon, 27 Apr 2020 23:17:05 +0200 [thread overview]
Message-ID: <e31b0f6a7ee466a233dc7f9c73f53f07ebb07f0b.1588021877.git.mchehab+huawei@kernel.org> (raw)
In-Reply-To: <cover.1588021877.git.mchehab+huawei@kernel.org>
- Add a SPDX header;
- Adjust document title;
- Some whitespace fixes and new line breaks;
- Mark literal blocks as such;
- Add it to filesystems/index.rst.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
.../filesystems/{files.txt => files.rst} | 15 ++++++++++-----
Documentation/filesystems/index.rst | 1 +
2 files changed, 11 insertions(+), 5 deletions(-)
rename Documentation/filesystems/{files.txt => files.rst} (95%)
diff --git a/Documentation/filesystems/files.txt b/Documentation/filesystems/files.rst
similarity index 95%
rename from Documentation/filesystems/files.txt
rename to Documentation/filesystems/files.rst
index 46dfc6b038c3..cbf8e57376bf 100644
--- a/Documentation/filesystems/files.txt
+++ b/Documentation/filesystems/files.rst
@@ -1,5 +1,8 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+===================================
File management in the Linux kernel
------------------------------------
+===================================
This document describes how locking for files (struct file)
and file descriptor table (struct files) works.
@@ -34,7 +37,7 @@ appear atomic. Here are the locking rules for
the fdtable structure -
1. All references to the fdtable must be done through
- the files_fdtable() macro :
+ the files_fdtable() macro::
struct fdtable *fdt;
@@ -61,7 +64,8 @@ the fdtable structure -
4. To look up the file structure given an fd, a reader
must use either fcheck() or fcheck_files() APIs. These
take care of barrier requirements due to lock-free lookup.
- An example :
+
+ An example::
struct file *file;
@@ -77,7 +81,7 @@ the fdtable structure -
of the fd (fget()/fget_light()) are lock-free, it is possible
that look-up may race with the last put() operation on the
file structure. This is avoided using atomic_long_inc_not_zero()
- on ->f_count :
+ on ->f_count::
rcu_read_lock();
file = fcheck_files(files, fd);
@@ -106,7 +110,8 @@ the fdtable structure -
holding files->file_lock. If ->file_lock is dropped, then
another thread expand the files thereby creating a new
fdtable and making the earlier fdtable pointer stale.
- For example :
+
+ For example::
spin_lock(&files->file_lock);
fd = locate_fd(files, file, start);
diff --git a/Documentation/filesystems/index.rst b/Documentation/filesystems/index.rst
index c571112746f3..42f3309b994e 100644
--- a/Documentation/filesystems/index.rst
+++ b/Documentation/filesystems/index.rst
@@ -27,6 +27,7 @@ algorithms work.
devpts
dnotify
fiemap
+ files
automount-support
--
2.25.4
next prev parent reply other threads:[~2020-04-27 21:17 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-27 21:16 [PATCH v3 00/29] Convert files to ReST - part 2 Mauro Carvalho Chehab
2020-04-27 21:16 ` [PATCH v3 01/29] docs: filesystems: convert caching/object.txt to ReST Mauro Carvalho Chehab
2020-04-27 21:16 ` [PATCH v3 02/29] docs: filesystems: convert caching/fscache.txt to ReST format Mauro Carvalho Chehab
2020-04-27 21:16 ` [PATCH v3 03/29] docs: filesystems: caching/netfs-api.txt: convert it to ReST Mauro Carvalho Chehab
2020-04-27 21:16 ` [PATCH v3 04/29] docs: filesystems: caching/operations.txt: " Mauro Carvalho Chehab
2020-04-27 21:16 ` [PATCH v3 05/29] docs: filesystems: caching/cachefiles.txt: convert " Mauro Carvalho Chehab
2020-04-27 21:16 ` [PATCH v3 06/29] docs: filesystems: caching/backend-api.txt: convert it " Mauro Carvalho Chehab
2020-04-27 21:16 ` [PATCH v3 07/29] docs: filesystems: convert cifs/cifsroot.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 08/29] docs: filesystems: convert automount-support.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 09/29] docs: filesystems: convert coda.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 10/29] docs: filesystems: convert devpts.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 11/29] docs: filesystems: convert dnotify.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 12/29] docs: filesystems: convert fiemap.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` Mauro Carvalho Chehab [this message]
2020-04-27 21:17 ` [PATCH v3 14/29] docs: filesystems: convert fuse-io.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 15/29] docs: filesystems: convert locks.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 16/29] docs: filesystems: convert mandatory-locking.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 17/29] docs: filesystems: convert mount_api.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 18/29] docs: filesystems: convert quota.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 19/29] docs: filesystems: convert seq_file.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 20/29] docs: filesystems: convert sharedsubtree.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 21/29] docs: filesystems: split spufs.txt into 3 separate files Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 22/29] docs: filesystems: convert spufs/spu_create.txt to ReST Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 23/29] docs: filesystems: convert spufs/spufs.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 24/29] docs: filesystems: convert spufs/spu_run.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 25/29] docs: filesystems: convert sysfs-pci.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 26/29] docs: filesystems: convert sysfs-tagging.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 27/29] docs: filesystems: convert xfs-delayed-logging-design.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 28/29] docs: filesystems: convert xfs-self-describing-metadata.txt " Mauro Carvalho Chehab
2020-04-27 21:17 ` [PATCH v3 29/29] docs: filesystems: convert configfs.txt " Mauro Carvalho Chehab
2020-04-27 21:43 ` [PATCH v3.1] " Mauro Carvalho Chehab
2020-04-27 21:46 ` Joe Perches
2020-04-28 19:01 ` [PATCH v3 00/29] Convert files to ReST - part 2 Jonathan Corbet
2020-04-28 19:25 ` Jan Harkes
2020-05-05 15:28 ` Jonathan Corbet
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