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locking.rst: Update some ReST markups

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Correct a few minor issues with ReST notation used on
this file (produced by an automatic tool).

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2017-05-11 16:15:16 -03:00
parent 475c5ef83d
commit dc89fca93e
1 changed files with 8 additions and 8 deletions
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Documentation/kernel-hacking/locking.rst
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@ -93,13 +93,13 @@ Locking in the Linux Kernel
===========================
If I could give you one piece of advice: never sleep with anyone crazier
than yourself. But if I had to give you advice on locking: *keep it
simple*.
than yourself. But if I had to give you advice on locking: **keep it
simple**.
Be reluctant to introduce new locks.
Strangely enough, this last one is the exact reverse of my advice when
you *have* slept with someone crazier than yourself. And you should
you **have** slept with someone crazier than yourself. And you should
think about getting a big dog.
Two Main Types of Kernel Locks: Spinlocks and Mutexes
@ -311,7 +311,7 @@ Pete Zaitcev gives the following summary:
Table of Minimum Requirements
-----------------------------
The following table lists the *minimum* locking requirements between
The following table lists the **minimum** locking requirements between
various contexts. In some cases, the same context can only be running on
one CPU at a time, so no locking is required for that context (eg. a
particular thread can only run on one CPU at a time, but if it needs
@ -703,7 +703,7 @@ reference count, but they are more complicated.
Using Atomic Operations For The Reference Count
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In practice, ``atomic_t`` would usually be used for refcnt. There are a
In practice, :c:type:`atomic_t` would usually be used for refcnt. There are a
number of atomic operations defined in ``include/asm/atomic.h``: these
are guaranteed to be seen atomically from all CPUs in the system, so no
lock is required. In this case, it is simpler than using spinlocks,
@ -1321,7 +1321,7 @@ from user context, and can sleep.
- :c:func:`put_user()`
- ``kmalloc(GFP_KERNEL)``
- :c:func:`kmalloc(GFP_KERNEL) <kmalloc>`
- :c:func:`mutex_lock_interruptible()` and
:c:func:`mutex_lock()`
@ -1431,10 +1431,10 @@ tasklet
timer
A dynamically-registrable software interrupt, which is run at (or close
to) a given time. When running, it is just like a tasklet (in fact, they
are called from the TIMER_SOFTIRQ).
are called from the ``TIMER_SOFTIRQ``).
UP
Uni-Processor: Non-SMP. (CONFIG_SMP=n).
Uni-Processor: Non-SMP. (``CONFIG_SMP=n``).
User Context
The kernel executing on behalf of a particular process (ie. a system