From: "Thomas Weißschuh" <linux@weissschuh.net>
To: Peter Zijlstra <peterz@infradead.org>
Cc: x86@kernel.org, jpoimboe@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/10] objtool: Honey, I shrunk the instruction
Date: Fri, 10 Feb 2023 01:50:58 +0000 [thread overview]
Message-ID: <20230210015058.tgeowhu7fhmq4za6@t-8ch.de> (raw)
In-Reply-To: <20230208171756.898991570@infradead.org>
On Wed, Feb 08, 2023 at 06:17:56PM +0100, Peter Zijlstra wrote:
> Hi,
>
> Boris complained he could no longer build allyesconfig on his 32G desktop
> machine without having OOM terminate either objtool or chrome.
>
> After talking about these patches on IRC, Nathan mentioned the linux-clang CI
> was also having trouble of recent, and these patches appear to make it happy
> again.
>
> In total these patches shrink an allyesconfig run by about 6G:
>
> pre: 5:58.22 real, 226.69 user, 131.22 sys, 26221520 mem
> post: 5:03.34 real, 210.75 user, 88.80 sys, 20241232 mem
Thanks!
This makes a huge difference on my memory-starved travel machine.
Seems to be back to about 6.0 levels.
Tested-by: Thomas Weißschuh <linux@weissschuh.net> # compile and run
> Also at:
>
> https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/log/?h=objtool/core
>
prev parent reply other threads:[~2023-02-10 1:51 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-08 17:17 [PATCH 00/10] objtool: Honey, I shrunk the instruction Peter Zijlstra
2023-02-08 17:17 ` [PATCH 01/10] objtool: Change arch_decode_instruction() signature Peter Zijlstra
2023-02-13 11:10 ` [tip: objtool/core] " tip-bot2 for Peter Zijlstra
2023-02-23 8:32 ` tip-bot2 for Peter Zijlstra
2023-02-08 17:17 ` [PATCH 02/10] objtool: Make instruction::stack_ops a single-linked list Peter Zijlstra
2023-02-13 11:10 ` [tip: objtool/core] " tip-bot2 for Peter Zijlstra
2023-02-23 8:32 ` tip-bot2 for Peter Zijlstra
2023-02-08 17:17 ` [PATCH 03/10] objtool: Make instruction::alts " Peter Zijlstra
2023-02-13 11:10 ` [tip: objtool/core] " tip-bot2 for Peter Zijlstra
2023-02-23 8:32 ` tip-bot2 for Peter Zijlstra
2023-02-08 17:18 ` [PATCH 04/10] objtool: Shrink instruction::{type,visited} Peter Zijlstra
2023-02-13 11:10 ` [tip: objtool/core] " tip-bot2 for Peter Zijlstra
2023-02-23 8:32 ` tip-bot2 for Peter Zijlstra
2023-02-08 17:18 ` [PATCH 05/10] objtool: Remove instruction::reloc Peter Zijlstra
2023-02-13 11:10 ` [tip: objtool/core] " tip-bot2 for Peter Zijlstra
2023-02-23 8:32 ` tip-bot2 for Peter Zijlstra
2023-02-08 17:18 ` [PATCH 06/10] objtool: Union instruction::{call_dest,jump_table} Peter Zijlstra
2023-02-13 11:10 ` [tip: objtool/core] " tip-bot2 for Peter Zijlstra
2023-02-23 8:32 ` tip-bot2 for Peter Zijlstra
2023-02-08 17:18 ` [PATCH 07/10] objtool: Fix overlapping alternatives Peter Zijlstra
2023-02-13 11:10 ` [tip: objtool/core] " tip-bot2 for Peter Zijlstra
2023-02-23 8:32 ` tip-bot2 for Peter Zijlstra
2023-02-08 17:18 ` [PATCH 08/10] x86: Fix FILL_RETURN_BUFFER Peter Zijlstra
2023-02-13 11:10 ` [tip: objtool/core] " tip-bot2 for Peter Zijlstra
2023-02-23 8:32 ` tip-bot2 for Peter Zijlstra
2023-02-08 17:18 ` [PATCH 09/10] objtool: Remove instruction::list Peter Zijlstra
2023-02-13 11:10 ` [tip: objtool/core] " tip-bot2 for Peter Zijlstra
2023-02-23 8:32 ` tip-bot2 for Peter Zijlstra
2023-02-08 17:18 ` [PATCH 10/10][HACK] objtool: Shrink reloc Peter Zijlstra
2023-02-08 18:35 ` [PATCH 00/10] objtool: Honey, I shrunk the instruction Nathan Chancellor
2023-02-08 20:22 ` Damian Tometzki
2023-02-09 10:22 ` Peter Zijlstra
2023-02-09 10:56 ` Damian Tometzki
2023-02-09 19:57 ` Josh Poimboeuf
2023-02-10 8:59 ` Peter Zijlstra
2023-02-10 13:47 ` [PATCH 00/10] objtool: Honey, I shrunk the instruction^Wreloc Peter Zijlstra
2023-02-10 1:50 ` Thomas Weißschuh [this message]
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