Displaying 3 results from an estimated 3 matches for "config_acquire_read_dependencies".
2020 Jul 01
0
[PATCH 18/18] arm64: lto: Strengthen READ_ONCE() to acquire when CLANG_LTO=y
...thing to be worried
> > about, but if we are worried about it, we need to be worried about it
> > in *all* builds (LTO or not). My guess is that's not acceptable. Would
> > it be better to just guard the promotion of READ_ONCE() to acquire
> > behind a config option like CONFIG_ACQUIRE_READ_DEPENDENCIES, and then
> > make LTO select that (or maybe leave it optional?). In future, for
> > very aggressive non-LTO compilers even, one may then also select that
> > if there is substantiated worry things do actually break.
>
> I agree, a separate config option would be better her...
2020 Jun 30
32
[PATCH 00/18] Allow architectures to override __READ_ONCE()
Hi everyone,
This is the long-awaited version two of the patches I previously
posted in November last year:
https://lore.kernel.org/lkml/20191108170120.22331-1-will at kernel.org/
I ended up parking the series while the READ_ONCE() implementation was
being overhauled, but with that merged during the recent merge window
and LTO patches being posted again [1], it was time for a refresh.
The
2020 Jun 30
32
[PATCH 00/18] Allow architectures to override __READ_ONCE()
Hi everyone,
This is the long-awaited version two of the patches I previously
posted in November last year:
https://lore.kernel.org/lkml/20191108170120.22331-1-will at kernel.org/
I ended up parking the series while the READ_ONCE() implementation was
being overhauled, but with that merged during the recent merge window
and LTO patches being posted again [1], it was time for a refresh.
The