Re: [PATCH] x86/paravirt: use %rip-relative addressing in hook calls

2022-01-10 Thread Borislav Petkov
On Mon, Jan 10, 2022 at 02:26:18PM +0100, Juergen Gross wrote: > Thomas, another ping. Didn't you want to take this patch more than a > month ago? Cc-ing the other x86 maintainers, too. I'll have a look after the merge window is over. Thx. -- Regards/Gruss, Boris. https://people.kernel.org

Re: [PATCH] x86/paravirt: use %rip-relative addressing in hook calls

2022-01-10 Thread Juergen Gross via Virtualization
On 23.11.21 10:52, Juergen Gross via Virtualization wrote: On 23.11.21 10:29, Jan Beulich wrote: On 05.10.2021 09:43, Juergen Gross wrote: On 30.09.21 14:40, Jan Beulich via Virtualization wrote: While using a plain (constant) address works, its use needlessly invokes a SIB addressing mode, m

Re: [PATCH] x86/paravirt: use %rip-relative addressing in hook calls

2021-11-23 Thread Juergen Gross via Virtualization
On 23.11.21 10:29, Jan Beulich wrote: On 05.10.2021 09:43, Juergen Gross wrote: On 30.09.21 14:40, Jan Beulich via Virtualization wrote: While using a plain (constant) address works, its use needlessly invokes a SIB addressing mode, making every call site one byte larger than necessary. Instead

Re: [PATCH] x86/paravirt: use %rip-relative addressing in hook calls

2021-11-23 Thread Jan Beulich via Virtualization
On 05.10.2021 09:43, Juergen Gross wrote: > On 30.09.21 14:40, Jan Beulich via Virtualization wrote: >> While using a plain (constant) address works, its use needlessly invokes >> a SIB addressing mode, making every call site one byte larger than >> necessary. Instead of using an "i" constraint wit

Re: [PATCH] x86/paravirt: use %rip-relative addressing in hook calls

2021-10-05 Thread Juergen Gross via Virtualization
On 30.09.21 14:40, Jan Beulich via Virtualization wrote: While using a plain (constant) address works, its use needlessly invokes a SIB addressing mode, making every call site one byte larger than necessary. Instead of using an "i" constraint with address-of operator and a 'c' operand modifier, s

[PATCH] x86/paravirt: use %rip-relative addressing in hook calls

2021-09-30 Thread Jan Beulich via Virtualization
While using a plain (constant) address works, its use needlessly invokes a SIB addressing mode, making every call site one byte larger than necessary. Instead of using an "i" constraint with address-of operator and a 'c' operand modifier, simply use an ordinary "m" constraint, which the 64-bit comp