Re: [PATCH v13 1/7] arm64: mte: Add asynchronous mode support

2021-02-22 Thread Vincenzo Frascino
On 2/12/21 9:21 PM, Andrey Konovalov wrote: > On Thu, Feb 11, 2021 at 4:34 PM Vincenzo Frascino > wrote: >> >> MTE provides an asynchronous mode for detecting tag exceptions. In >> particular instead of triggering a fault the arm64 core updates a >> register which is checked by the kernel after

Re: [PATCH v13 1/7] arm64: mte: Add asynchronous mode support

2021-02-12 Thread Andrey Konovalov
On Thu, Feb 11, 2021 at 4:34 PM Vincenzo Frascino wrote: > > MTE provides an asynchronous mode for detecting tag exceptions. In > particular instead of triggering a fault the arm64 core updates a > register which is checked by the kernel after the asynchronous tag > check fault has occurred. > >

[PATCH v13 1/7] arm64: mte: Add asynchronous mode support

2021-02-11 Thread Vincenzo Frascino
MTE provides an asynchronous mode for detecting tag exceptions. In particular instead of triggering a fault the arm64 core updates a register which is checked by the kernel after the asynchronous tag check fault has occurred. Add support for MTE asynchronous mode. The exception handling