Re: [PATCH v2 04/13] target/arm: Use set/clear_helper_retaddr in SVE and SME helpers

2024-07-12 Thread Peter Maydell
On Wed, 10 Jul 2024 at 04:31, Richard Henderson wrote: > > Avoid a race condition with munmap in another thread. > Use around blocks that exclusively use "host_fn". > Keep the blocks as small as possible, but without setting > and clearing for every operation on one page. > > Signed-off-by: Richar

[PATCH v2 04/13] target/arm: Use set/clear_helper_retaddr in SVE and SME helpers

2024-07-09 Thread Richard Henderson
Avoid a race condition with munmap in another thread. Use around blocks that exclusively use "host_fn". Keep the blocks as small as possible, but without setting and clearing for every operation on one page. Signed-off-by: Richard Henderson --- target/arm/tcg/sme_helper.c | 16