Displaying 3 results from an estimated 3 matches for "aux_offset".
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alt_offset
2016 Nov 25
3
[PATCH 0/3] virtio/vringh: kill off ACCESS_ONCE()
On Fri, Nov 25, 2016 at 04:21:39PM +0100, Dmitry Vyukov wrote:
>
> READ/WRITE_ONCE imply atomicity. Even if their names don't spell it (a
> function name doesn't have to spell all of its guarantees). Most of
> the uses of READ/WRITE_ONCE will be broken if they are not atomic.
In practice, this is certainly the assumption made by many/most users of
the *_ONCE() accessors.
2016 Nov 25
3
[PATCH 0/3] virtio/vringh: kill off ACCESS_ONCE()
..._160? declared with attribute error: Need native
word sized stores/loads for atomicity.
tail = READ_ONCE(rb->user_page->data_tail);
kernel/events/core.c:5145:16: error: call to
?__compiletime_assert_5145? declared with attribute error: Need native
word sized stores/loads for atomicity.
aux_offset = ACCESS_ONCE(rb->user_page->aux_offset);
^
kernel/events/core.c:5146:14: error: call to
?__compiletime_assert_5146? declared with attribute error: Need native
word sized stores/loads for atomicity.
aux_size = ACCESS_ONCE(rb->user_page->aux_size);
drivers/cpufreq/cpu...
2016 Nov 25
3
[PATCH 0/3] virtio/vringh: kill off ACCESS_ONCE()
..._160? declared with attribute error: Need native
word sized stores/loads for atomicity.
tail = READ_ONCE(rb->user_page->data_tail);
kernel/events/core.c:5145:16: error: call to
?__compiletime_assert_5145? declared with attribute error: Need native
word sized stores/loads for atomicity.
aux_offset = ACCESS_ONCE(rb->user_page->aux_offset);
^
kernel/events/core.c:5146:14: error: call to
?__compiletime_assert_5146? declared with attribute error: Need native
word sized stores/loads for atomicity.
aux_size = ACCESS_ONCE(rb->user_page->aux_size);
drivers/cpufreq/cpu...