RE: [PATCH V4 17/24] xen/ioreq: Introduce domain_has_ioreq_server()

2021-01-18 Thread Paul Durrant
en Grall > Subject: [PATCH V4 17/24] xen/ioreq: Introduce domain_has_ioreq_server() > > From: Oleksandr Tyshchenko > > This patch introduces a helper the main purpose of which is to check > if a domain is using IOREQ server(s). > > On Arm the current benefit is to avoid c

Re: [PATCH V4 17/24] xen/ioreq: Introduce domain_has_ioreq_server()

2021-01-14 Thread Stefano Stabellini
On Tue, 12 Jan 2021, Oleksandr Tyshchenko wrote: > From: Oleksandr Tyshchenko > > This patch introduces a helper the main purpose of which is to check > if a domain is using IOREQ server(s). > > On Arm the current benefit is to avoid calling vcpu_ioreq_handle_completion() > (which implies iterat

[PATCH V4 17/24] xen/ioreq: Introduce domain_has_ioreq_server()

2021-01-12 Thread Oleksandr Tyshchenko
From: Oleksandr Tyshchenko This patch introduces a helper the main purpose of which is to check if a domain is using IOREQ server(s). On Arm the current benefit is to avoid calling vcpu_ioreq_handle_completion() (which implies iterating over all possible IOREQ servers anyway) on every return in