Re: [PATCH v4 3/3] io_uring: allow disabling rings during the creation

2020-08-27 Thread Kees Cook
On Thu, Aug 27, 2020 at 09:18:02AM +0200, Stefano Garzarella wrote: > On Wed, Aug 26, 2020 at 12:50:31PM -0700, Kees Cook wrote: > > On Thu, Aug 13, 2020 at 05:32:54PM +0200, Stefano Garzarella wrote: > > > This patch adds a new IORING_SETUP_R_DISABLED flag to start the > > > rings disabled, allowi

Re: [PATCH v4 3/3] io_uring: allow disabling rings during the creation

2020-08-27 Thread Stefano Garzarella
On Wed, Aug 26, 2020 at 12:50:31PM -0700, Kees Cook wrote: > On Thu, Aug 13, 2020 at 05:32:54PM +0200, Stefano Garzarella wrote: > > This patch adds a new IORING_SETUP_R_DISABLED flag to start the > > rings disabled, allowing the user to register restrictions, > > buffers, files, before to start pr

Re: [PATCH v4 3/3] io_uring: allow disabling rings during the creation

2020-08-26 Thread Kees Cook
On Thu, Aug 13, 2020 at 05:32:54PM +0200, Stefano Garzarella wrote: > This patch adds a new IORING_SETUP_R_DISABLED flag to start the > rings disabled, allowing the user to register restrictions, > buffers, files, before to start processing SQEs. > > When IORING_SETUP_R_DISABLED is set, SQE are no

[PATCH v4 3/3] io_uring: allow disabling rings during the creation

2020-08-13 Thread Stefano Garzarella
This patch adds a new IORING_SETUP_R_DISABLED flag to start the rings disabled, allowing the user to register restrictions, buffers, files, before to start processing SQEs. When IORING_SETUP_R_DISABLED is set, SQE are not processed and SQPOLL kthread is not started. The restrictions registration