[PATCH v3 01/13] docs: path-lookup: update follow_managed() part
From: Fox Chen <hidden>
Date: 2021-05-27 09:16:58
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Subsystem:
documentation, the rest · Maintainers:
Jonathan Corbet, Linus Torvalds
No follow_managed() anymore, handle_mounts(),
traverse_mounts(), will do the job.
see commit 9deed3ebca24 ("new helper: traverse_mounts()")
Signed-off-by: Fox Chen <redacted>
---
Documentation/filesystems/path-lookup.rst | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/Documentation/filesystems/path-lookup.rst b/Documentation/filesystems/path-lookup.rst
index c482e1619e77..751082d469e8 100644
--- a/Documentation/filesystems/path-lookup.rst
+++ b/Documentation/filesystems/path-lookup.rst@@ -448,10 +448,11 @@ described. If it finds a ``LAST_NORM`` component it first calls filesystem to revalidate the result if it is that sort of filesystem. If that doesn't get a good result, it calls "``lookup_slow()``" which takes ``i_rwsem``, rechecks the cache, and then asks the filesystem -to find a definitive answer. Each of these will call -``follow_managed()`` (as described below) to handle any mount points. +to find a definitive answer. -In the absence of symbolic links, ``walk_component()`` creates a new +As the last step of ``walk_component()``, ``step_into()`` will be called either +directly from walk_component() or from handle_dots(). It calls +``handle_mounts()``, to check and handle mount points, in which a new ``struct path`` containing a counted reference to the new dentry and a reference to the new ``vfsmount`` which is only counted if it is different from the previous ``vfsmount``. It then calls
@@ -535,8 +536,7 @@ covered in greater detail in autofs.txt in the Linux documentation tree, but a few notes specifically related to path lookup are in order here. -The Linux VFS has a concept of "managed" dentries which is reflected -in function names such as "``follow_managed()``". There are three +The Linux VFS has a concept of "managed" dentries. There are three potentially interesting things about these dentries corresponding to three different flags that might be set in ``dentry->d_flags``:
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2.31.1