Re: Candidate Linux ABI for Intel AMX and hypothetical new related features

2021-03-29 Thread Noah Goldstein
Forgive if this is silly but would it be possible to do something simliar to rseq where the user can register a set of features for a program counter region and then on interrupt check that to determine what needs to be saved? For example if a user doesn't use any AMX but loads a library that does

Re: [PATCH] fs: io_uring.c: Add skip option for __io_sqe_files_update

2021-01-26 Thread Noah Goldstein
On Tue, Jan 26, 2021 at 12:24 PM Pavel Begunkov wrote: > > On 26/01/2021 17:14, Noah Goldstein wrote: > > On Tue, Jan 26, 2021 at 7:29 AM Pavel Begunkov > > wrote: > >> > >> On 22/12/2020 02:10, Noah Goldstein wrote: > >>> On Sun, Dec 20

Re: [PATCH] fs: io_uring.c: Add skip option for __io_sqe_files_update

2021-01-26 Thread Noah Goldstein
On Tue, Jan 26, 2021 at 7:29 AM Pavel Begunkov wrote: > > On 22/12/2020 02:10, Noah Goldstein wrote: > > On Sun, Dec 20, 2020 at 03:18:05PM +, Pavel Begunkov wrote: > >> On 20/12/2020 06:50, noah wrote:> From: noah > >>> > >>> This patch makes

Re: [PATCH] fs: io_uring.c: Add skip option for __io_sqe_files_update

2020-12-21 Thread Noah Goldstein
On Sun, Dec 20, 2020 at 03:18:05PM +, Pavel Begunkov wrote: > On 20/12/2020 06:50, noah wrote:> From: noah > > > > This patch makes it so that specify a file descriptor value of -2 will > > skip updating the corresponding fixed file index. > > > > This will allow for users to reduce the numb