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author | David S. Miller <davem@davemloft.net> | 2018-12-20 21:53:28 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2018-12-20 22:53:36 +0300 |
commit | 2be09de7d6a06f58e768de1255a687c9aaa66606 (patch) | |
tree | 298f9e04caf105873d987e807eccba27710a49cc /Documentation/core-api/xarray.rst | |
parent | 44a7b3b6e3a458f9549c2cc28e74ecdc470e42f1 (diff) | |
parent | 1d51b4b1d3f2db0d6d144175e31a84e472fbd99a (diff) | |
download | linux-2be09de7d6a06f58e768de1255a687c9aaa66606.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Lots of conflicts, by happily all cases of overlapping
changes, parallel adds, things of that nature.
Thanks to Stephen Rothwell, Saeed Mahameed, and others
for their guidance in these resolutions.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/core-api/xarray.rst')
-rw-r--r-- | Documentation/core-api/xarray.rst | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Documentation/core-api/xarray.rst b/Documentation/core-api/xarray.rst index dbe96cb5558e..6a6d67acaf69 100644 --- a/Documentation/core-api/xarray.rst +++ b/Documentation/core-api/xarray.rst @@ -187,6 +187,8 @@ Takes xa_lock internally: * :c:func:`xa_erase_bh` * :c:func:`xa_erase_irq` * :c:func:`xa_cmpxchg` + * :c:func:`xa_cmpxchg_bh` + * :c:func:`xa_cmpxchg_irq` * :c:func:`xa_store_range` * :c:func:`xa_alloc` * :c:func:`xa_alloc_bh` @@ -263,7 +265,8 @@ using :c:func:`xa_lock_irqsave` in both the interrupt handler and process context, or :c:func:`xa_lock_irq` in process context and :c:func:`xa_lock` in the interrupt handler. Some of the more common patterns have helper functions such as :c:func:`xa_store_bh`, :c:func:`xa_store_irq`, -:c:func:`xa_erase_bh` and :c:func:`xa_erase_irq`. +:c:func:`xa_erase_bh`, :c:func:`xa_erase_irq`, :c:func:`xa_cmpxchg_bh` +and :c:func:`xa_cmpxchg_irq`. Sometimes you need to protect access to the XArray with a mutex because that lock sits above another mutex in the locking hierarchy. That does |