From: Rusty Russell <rusty@rustcorp.com.au>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org,
"Xen-devel" <xen-devel@lists.xensource.com>,
"the arch/x86 maintainers" <x86@kernel.org>,
Ian Campbell <ian.campbell@citrix.com>,
Zachary Amsden <zach@vmware.com>,
Ravikiran Thirumalai <kiran@scalemp.com>
Subject: Re: [PATCH 4 of 7] x86/paravirt: selectively save/restore regs around pvops calls
Date: Thu, 29 Jan 2009 19:17:25 +1030 [thread overview]
Message-ID: <200901291917.26601.rusty@rustcorp.com.au> (raw)
In-Reply-To: <5849eb6475c1bbe5a6ca.1233182104@abulafia.goop.org>
On Thursday 29 January 2009 09:05:04 Jeremy Fitzhardinge wrote:
> +#define PV_SAVE_REGS(set) \
> + COND_PUSH(set, CLBR_RAX, rax); \
> + COND_PUSH(set, CLBR_RCX, rcx); \
> + COND_PUSH(set, CLBR_RDX, rdx); \
> + COND_PUSH(set, CLBR_RSI, rsi); \
> + COND_PUSH(set, CLBR_RDI, rdi); \
> + COND_PUSH(set, CLBR_R8, r8); \
> + COND_PUSH(set, CLBR_R9, r9); \
> + COND_PUSH(set, CLBR_R10, r10); \
> + COND_PUSH(set, CLBR_R11, r11)
It's kind of messy. Can we do something clever here with token pasting?
Cheers,
Rusty.
next prev parent reply other threads:[~2009-01-29 8:47 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-28 22:35 [PATCH 0 of 7] x86/paravirt: optimise pvop calls and register use Jeremy Fitzhardinge
2009-01-28 22:35 ` [PATCH 1 of 7] xen: move remaining mmu-related stuff into mmu.c Jeremy Fitzhardinge
2009-01-28 22:35 ` [PATCH 2 of 7] x86/pvops: add a paravirt_ident functions to allow special patching Jeremy Fitzhardinge
2009-01-29 8:05 ` Rusty Russell
2009-01-29 9:26 ` Jeremy Fitzhardinge
2009-01-29 10:46 ` Jeremy Fitzhardinge
2009-01-28 22:35 ` [PATCH 3 of 7] x86: fix paravirt clobber in entry_64.S Jeremy Fitzhardinge
2009-01-29 8:39 ` Rusty Russell
2009-01-29 9:28 ` Jeremy Fitzhardinge
2009-01-28 22:35 ` [PATCH 4 of 7] x86/paravirt: selectively save/restore regs around pvops calls Jeremy Fitzhardinge
2009-01-29 8:47 ` Rusty Russell [this message]
2009-01-29 9:30 ` Jeremy Fitzhardinge
2009-01-30 0:27 ` Rusty Russell
2009-01-28 22:35 ` [PATCH 5 of 7] x86/paravirt: add register-saving thunks to reduce caller register pressure Jeremy Fitzhardinge
2009-02-06 7:28 ` Andi Kleen
2009-02-06 16:37 ` Jeremy Fitzhardinge
2009-01-28 22:35 ` [PATCH 6 of 7] x86/paravirt: implement PVOP_CALL macros for callee-save functions Jeremy Fitzhardinge
2009-01-28 22:35 ` [PATCH 7 of 7] x86/paravirt: use callee-saved convention for pte_val/make_pte/etc Jeremy Fitzhardinge
2009-01-29 7:14 ` [PATCH 0 of 7] x86/paravirt: optimise pvop calls and register use H. Peter Anvin
2009-01-29 9:51 ` Jeremy Fitzhardinge
2009-01-31 5:04 ` H. Peter Anvin
2009-01-31 7:16 ` Jeremy Fitzhardinge
2009-01-31 22:43 ` H. Peter Anvin
2009-01-31 7:17 ` [PATCH 1/2] x86/paravirt: don't restore second return reg Jeremy Fitzhardinge
2009-01-31 7:18 ` [PATCH 2/2] x86/vmi: fix interrupt enable/disable/save/restore calling convention Jeremy Fitzhardinge
2009-01-31 16:12 ` [PATCH 0 of 7] x86/paravirt: optimise pvop calls and register use Ingo Molnar
2009-01-31 17:00 ` Jeremy Fitzhardinge
2009-02-04 2:10 ` Ingo Molnar
2009-02-04 2:16 ` Jeremy Fitzhardinge
2009-02-04 14:26 ` Ingo Molnar
2009-02-04 17:06 ` Ingo Molnar
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