summaryrefslogtreecommitdiffstats
path: root/Documentation/security
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2018-12-29 11:21:49 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-12-29 11:21:49 -0800
commit3868772b99e3146d02cf47e739d79022eba1d77c (patch)
treed32c0283496e6955937b618981766b5f0878724f /Documentation/security
parent6f9d71c9c759b1e7d31189a4de228983192c7dc7 (diff)
parent942104a21ce4951420ddf6c6b3179a0627301f7e (diff)
downloadlinux-3868772b99e3146d02cf47e739d79022eba1d77c.tar.gz
linux-3868772b99e3146d02cf47e739d79022eba1d77c.tar.bz2
linux-3868772b99e3146d02cf47e739d79022eba1d77c.zip
Merge tag 'docs-5.0' of git://git.lwn.net/linux
Pull documentation update from Jonathan Corbet: "A fairly normal cycle for documentation stuff. We have a new document on perf security, more Italian translations, more improvements to the memory-management docs, improvements to the pathname lookup documentation, and the usual array of smaller fixes. As is often the case, there are a few reaches outside of Documentation/ to adjust kerneldoc comments" * tag 'docs-5.0' of git://git.lwn.net/linux: (38 commits) docs: improve pathname-lookup document structure configfs: fix wrong name of struct in documentation docs/mm-api: link slab_common.c to "The Slab Cache" section slab: make kmem_cache_create{_usercopy} description proper kernel-doc doc:process: add links where missing docs/core-api: make mm-api.rst more structured x86, boot: documentation whitespace fixup Documentation: devres: note checking needs when converting doc:it: add some process/* translations doc:it: fixes in process/1.Intro Documentation: convert path-lookup from markdown to resturctured text Documentation/admin-guide: update admin-guide index.rst Documentation/admin-guide: introduce perf-security.rst file scripts/kernel-doc: Fix struct and struct field attribute processing Documentation: dev-tools: Fix typos in index.rst Correct gen_init_cpio tool's documentation Document /proc/pid PID reuse behavior Documentation: update path-lookup.md for parallel lookups Documentation: Use "while" instead of "whilst" dmaengine: Add mailing list address to the documentation ...
Diffstat (limited to 'Documentation/security')
-rw-r--r--Documentation/security/credentials.rst8
-rw-r--r--Documentation/security/keys/request-key.rst2
2 files changed, 5 insertions, 5 deletions
diff --git a/Documentation/security/credentials.rst b/Documentation/security/credentials.rst
index 5bb7125faeee..282e79feee6a 100644
--- a/Documentation/security/credentials.rst
+++ b/Documentation/security/credentials.rst
@@ -291,7 +291,7 @@ for example), it must be considered immutable, barring two exceptions:
1. The reference count may be altered.
- 2. Whilst the keyring subscriptions of a set of credentials may not be
+ 2. While the keyring subscriptions of a set of credentials may not be
changed, the keyrings subscribed to may have their contents altered.
To catch accidental credential alteration at compile time, struct task_struct
@@ -358,7 +358,7 @@ Once a reference has been obtained, it must be released with ``put_cred()``,
Accessing Another Task's Credentials
------------------------------------
-Whilst a task may access its own credentials without the need for locking, the
+While a task may access its own credentials without the need for locking, the
same is not true of a task wanting to access another task's credentials. It
must use the RCU read lock and ``rcu_dereference()``.
@@ -382,7 +382,7 @@ This should be used inside the RCU read lock, as in the following example::
}
Should it be necessary to hold another task's credentials for a long period of
-time, and possibly to sleep whilst doing so, then the caller should get a
+time, and possibly to sleep while doing so, then the caller should get a
reference on them using::
const struct cred *get_task_cred(struct task_struct *task);
@@ -442,7 +442,7 @@ duplicate of the current process's credentials, returning with the mutex still
held if successful. It returns NULL if not successful (out of memory).
The mutex prevents ``ptrace()`` from altering the ptrace state of a process
-whilst security checks on credentials construction and changing is taking place
+while security checks on credentials construction and changing is taking place
as the ptrace state may alter the outcome, particularly in the case of
``execve()``.
diff --git a/Documentation/security/keys/request-key.rst b/Documentation/security/keys/request-key.rst
index 21e27238cec6..600ad67d1707 100644
--- a/Documentation/security/keys/request-key.rst
+++ b/Documentation/security/keys/request-key.rst
@@ -132,7 +132,7 @@ Negative Instantiation And Rejection
Rather than instantiating a key, it is possible for the possessor of an
authorisation key to negatively instantiate a key that's under construction.
This is a short duration placeholder that causes any attempt at re-requesting
-the key whilst it exists to fail with error ENOKEY if negated or the specified
+the key while it exists to fail with error ENOKEY if negated or the specified
error if rejected.
This is provided to prevent excessive repeated spawning of /sbin/request-key