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authorTakashi Iwai <tiwai@suse.de>2013-09-30 10:49:45 +0200
committerTakashi Iwai <tiwai@suse.de>2013-09-30 10:49:45 +0200
commit6ae405996ca4a656fbc939ed4f0a4c5b2f8925a7 (patch)
treeef7007442ea510ecd36f225957e251a8e6bd336e /Documentation
parent1bb3e062d4006bda733e8a0023b83f90700f663f (diff)
parent267666ea3bd6e804c2c8bbafbe628026be963d06 (diff)
downloadlinux-linaro-stable-6ae405996ca4a656fbc939ed4f0a4c5b2f8925a7.tar.gz
Merge tag 'asoc-v3.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.12 Nothing too exciting here, all driver specific except for the fix from Liam for DPCM systems which have both front and back end DAIs which is not yet used by anything in mainline.
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/arm64/tagged-pointers.txt14
-rw-r--r--Documentation/filesystems/vfs.txt14
-rw-r--r--Documentation/networking/bonding.txt6
-rw-r--r--Documentation/scheduler/sched-design-CFS.txt4
4 files changed, 21 insertions, 17 deletions
diff --git a/Documentation/arm64/tagged-pointers.txt b/Documentation/arm64/tagged-pointers.txt
index 264e9841563a..d9995f1f51b3 100644
--- a/Documentation/arm64/tagged-pointers.txt
+++ b/Documentation/arm64/tagged-pointers.txt
@@ -18,17 +18,17 @@ this byte for application use, with the following caveats:
parameters containing user virtual addresses *must* have
their top byte cleared before trapping to the kernel.
- (2) Tags are not guaranteed to be preserved when delivering
- signals. This means that signal handlers in applications
- making use of tags cannot rely on the tag information for
- user virtual addresses being maintained for fields inside
- siginfo_t. One exception to this rule is for signals raised
- in response to debug exceptions, where the tag information
+ (2) Non-zero tags are not preserved when delivering signals.
+ This means that signal handlers in applications making use
+ of tags cannot rely on the tag information for user virtual
+ addresses being maintained for fields inside siginfo_t.
+ One exception to this rule is for signals raised in response
+ to watchpoint debug exceptions, where the tag information
will be preserved.
(3) Special care should be taken when using tagged pointers,
since it is likely that C compilers will not hazard two
- addresses differing only in the upper bits.
+ virtual addresses differing only in the upper byte.
The architecture prevents the use of a tagged PC, so the upper byte will
be set to a sign-extension of bit 55 on exception return.
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
index f93a88250a44..deb48b5fd883 100644
--- a/Documentation/filesystems/vfs.txt
+++ b/Documentation/filesystems/vfs.txt
@@ -359,11 +359,9 @@ struct inode_operations {
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 *,
+ 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);
-} ____cacheline_aligned;
- struct file *, unsigned open_flag,
- umode_t create_mode, int *opened);
};
Again, all methods are called without any locks being held, unless
@@ -470,9 +468,11 @@ otherwise noted.
method the filesystem can look up, possibly create and open the file in
one atomic operation. If it cannot perform this (e.g. the file type
turned out to be wrong) it may signal this by returning 1 instead of
- usual 0 or -ve . This method is only called if the last
- component is negative or needs lookup. Cached positive dentries are
- still handled by f_op->open().
+ usual 0 or -ve . This method is only called if the last component is
+ negative or needs lookup. Cached positive dentries are still handled by
+ f_op->open(). If the file was created, the FILE_CREATED flag should be
+ set in "opened". In case of O_EXCL the method must only succeed if the
+ file didn't exist and hence FILE_CREATED shall always be set on success.
tmpfile: called in the end of O_TMPFILE open(). Optional, equivalent to
atomically creating, opening and unlinking a file in given directory.
diff --git a/Documentation/networking/bonding.txt b/Documentation/networking/bonding.txt
index 87bbcfee2e06..9b28e714831a 100644
--- a/Documentation/networking/bonding.txt
+++ b/Documentation/networking/bonding.txt
@@ -1362,6 +1362,12 @@ To add ARP targets:
To remove an ARP target:
# echo -192.168.0.100 > /sys/class/net/bond0/bonding/arp_ip_target
+To configure the interval between learning packet transmits:
+# echo 12 > /sys/class/net/bond0/bonding/lp_interval
+ NOTE: the lp_inteval is the number of seconds between instances where
+the bonding driver sends learning packets to each slaves peer switch. The
+default interval is 1 second.
+
Example Configuration
---------------------
We begin with the same example that is shown in section 3.3,
diff --git a/Documentation/scheduler/sched-design-CFS.txt b/Documentation/scheduler/sched-design-CFS.txt
index d529e02d928d..f14f49304222 100644
--- a/Documentation/scheduler/sched-design-CFS.txt
+++ b/Documentation/scheduler/sched-design-CFS.txt
@@ -66,9 +66,7 @@ rq->cfs.load value, which is the sum of the weights of the tasks queued on the
runqueue.
CFS maintains a time-ordered rbtree, where all runnable tasks are sorted by the
-p->se.vruntime key (there is a subtraction using rq->cfs.min_vruntime to
-account for possible wraparounds). CFS picks the "leftmost" task from this
-tree and sticks to it.
+p->se.vruntime key. CFS picks the "leftmost" task from this tree and sticks to it.
As the system progresses forwards, the executed tasks are put into the tree
more and more to the right --- slowly but surely giving a chance for every task
to become the "leftmost task" and thus get on the CPU within a deterministic