On 4/8/21 4:06 PM, Mark Rutland wrote: > On Thu, Apr 08, 2021 at 03:56:04PM +0100, Will Deacon wrote: >> On Thu, Apr 08, 2021 at 03:37:23PM +0100, Vincenzo Frascino wrote: >>> The check_mte_async_tcf macro sets the TIF flag non-atomically. This can >>> race with another CPU doing a set_tsk_thread_flag() and the flag can be >>> lost in the process. >> >> Actually, it's all the *other* flags that get lost! >> You are right, I need to explain this better. ... -- Regards, Vincenzo
- [PATCH] arm64: mte: Move MTE TCF0 check in entry-common Vincenzo Frascino
- Re: [PATCH] arm64: mte: Move MTE TCF0 check in entr... Will Deacon
- Re: [PATCH] arm64: mte: Move MTE TCF0 check in ... Mark Rutland
- Re: [PATCH] arm64: mte: Move MTE TCF0 check... Vincenzo Frascino
- Re: [PATCH] arm64: mte: Move MTE TCF0 check... Will Deacon
- Re: [PATCH] arm64: mte: Move MTE TCF0 check in entr... Mark Rutland
- Re: [PATCH] arm64: mte: Move MTE TCF0 check in ... Vincenzo Frascino