From: Andrew Cooper <andrew.cooper3@citrix.com>
To: hpa@zytor.com
Cc: brgerst@gmail.com, jpoimboe@kernel.org,
linux-kernel@vger.kernel.org, linux-tip-commits@vger.kernel.org,
mingo@kernel.org, peterz@infradead.org, tip-bot2@linutronix.de,
torvalds@linux-foundation.org, x86@kernel.org
Subject: Re: [tip: x86/asm] x86/asm: Make ASM_CALL_CONSTRAINT conditional on frame pointers
Date: Tue, 4 Mar 2025 00:57:49 +0000 [thread overview]
Message-ID: <c7496069-2630-45ca-b6d3-c8d6b3678271@citrix.com> (raw)
In-Reply-To: <28D821BB-96B5-4389-839E-5B7CB4D49F5F@zytor.com>
> One more thing: if we remove ASM_CALL_CONSTRAINTS, we will not be able to use the redzone in future FRED only kernel builds.
That's easy enough to fix with "|| CONFIG_FRED_EXCLUSIVE" in some
theoretical future when it's a feasible config to use.
~Andrew
next prev parent reply other threads:[~2025-03-04 0:57 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-03 11:02 tip-bot2 for Josh Poimboeuf
2025-03-03 18:28 ` Linus Torvalds
2025-03-03 22:37 ` Josh Poimboeuf
2025-03-04 8:33 ` Ingo Molnar
2025-03-04 17:51 ` Linus Torvalds
2025-03-04 18:01 ` Linus Torvalds
2025-03-04 18:21 ` Josh Poimboeuf
2025-03-04 18:48 ` Linus Torvalds
2025-03-04 18:57 ` Linus Torvalds
2025-03-04 19:56 ` Josh Poimboeuf
2025-03-04 20:09 ` Josh Poimboeuf
2025-03-04 20:13 ` Linus Torvalds
2025-03-04 20:25 ` Linus Torvalds
2025-03-04 20:41 ` Linus Torvalds
2025-03-04 22:45 ` Josh Poimboeuf
2025-03-04 19:47 ` Josh Poimboeuf
2025-03-04 20:00 ` Josh Poimboeuf
2025-03-04 19:15 ` Ingo Molnar
2025-03-03 22:31 ` H. Peter Anvin
2025-03-03 22:45 ` Josh Poimboeuf
2025-03-03 22:47 ` Josh Poimboeuf
2025-03-04 0:35 ` H. Peter Anvin
2025-03-04 0:57 ` Andrew Cooper [this message]
2025-03-04 2:05 ` H. Peter Anvin
2025-03-04 17:45 ` Josh Poimboeuf
2025-03-04 15:35 ` Uros Bizjak
2025-03-04 22:08 ` H. Peter Anvin
2025-03-03 23:59 ` H. Peter Anvin
2025-03-04 15:28 ` Uros Bizjak
2025-03-04 10:36 tip-bot2 for Josh Poimboeuf
2025-03-07 22:04 ` H. Peter Anvin
2025-03-07 23:05 ` Ingo Molnar
2025-03-07 23:21 ` Josh Poimboeuf
2025-03-07 23:29 ` H. Peter Anvin
2025-03-08 1:38 ` Josh Poimboeuf
2025-03-08 8:15 ` David Laight
2025-03-08 17:06 ` Josh Poimboeuf
2025-03-10 14:49 ` H. Peter Anvin
2025-03-13 23:33 ` Josh Poimboeuf
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