From: Adam Borowski <kilobyte@angband.pl> To: Michal Marek <michal.lkml@markovi.net>, Masahiro Yamada <yamada.masahiro@socionext.com>, linux-kbuild@vger.kernel.org, Paul Menzel <pmenzel+linux-kernel@molgen.mpg.de>, Pavel Machek <pavel@ucw.cz>, linux-kernel@vger.kernel.org, x86@kernel.org, Ingo Molnar <mingo@kernel.org> Subject: On Tue, Apr 24, 2018 at 11:08:34AM +0200, Paul Menzel wrote: Date: Wed, 25 Apr 2018 03:12:31 +0200 [thread overview] Message-ID: <20180425011231.24143-1-kilobyte@angband.pl> (raw) In-Reply-To: <bb5bf465-bf71-4ddb-2a7e-866bb0f76606@molgen.mpg.de> 'ere you go. KERNEL_ZSTD is not in mainline yet but knowing its magic can't hurt -- especially that scripts may be out of sync with an installed kernel. LZ4 is in since 3.11. --8<----8<----8<----8<----8<----8<----8<----8<----8<----8<----8<----8<-- >From 30886e965e7aeae8d3729c4bacf614a19e103cea Mon Sep 17 00:00:00 2001 From: Adam Borowski <kilobyte@angband.pl> Date: Wed, 25 Apr 2018 02:29:18 +0200 Subject: [PATCH] scripts: teach extract-vmlinux about LZ4 and ZSTD Note that the LZ4 signature is different than that of modern LZ4 as we use the "legacy" format which suffers from some downsides like inability to disable compression. Signed-off-by: Adam Borowski <kilobyte@angband.pl> --- scripts/extract-vmlinux | 2 ++ 1 file changed, 2 insertions(+) diff --git a/scripts/extract-vmlinux b/scripts/extract-vmlinux index 5061abcc2540..e6239f39abad 100755 --- a/scripts/extract-vmlinux +++ b/scripts/extract-vmlinux @@ -57,6 +57,8 @@ try_decompress '\3757zXZ\000' abcde unxz try_decompress 'BZh' xy bunzip2 try_decompress '\135\0\0\0' xxx unlzma try_decompress '\211\114\132' xy 'lzop -d' +try_decompress '\002!L\030' xxx 'lz4 -d' +try_decompress '(\265/\375' xxx unzstd # Bail out: echo "$me: Cannot find vmlinux." >&2 -- 2.17.0
WARNING: multiple messages have this Message-ID (diff)
From: Adam Borowski <kilobyte@angband.pl> To: Michal Marek <michal.lkml@markovi.net>, Masahiro Yamada <yamada.masahiro@socionext.com>, linux-kbuild@vger.kernel.org, Paul Menzel <pmenzel+linux-kernel@molgen.mpg.de>, Pavel Machek <pavel@ucw.cz>, linux-kernel@vger.kernel.org, x86@kernel.org, Ingo Molnar <mingo@kernel.org> Subject: On Tue, Apr 24, 2018 at 11:08:34AM +0200, Paul Menzel wrote: Date: Wed, 25 Apr 2018 03:12:31 +0200 [thread overview] Message-ID: <20180425011231.24143-1-kilobyte@angband.pl> (raw) In-Reply-To: <bb5bf465-bf71-4ddb-2a7e-866bb0f76606@molgen.mpg.de> 'ere you go. KERNEL_ZSTD is not in mainline yet but knowing its magic can't hurt -- especially that scripts may be out of sync with an installed kernel. LZ4 is in since 3.11. --8<----8<----8<----8<----8<----8<----8<----8<----8<----8<----8<----8<-- From 30886e965e7aeae8d3729c4bacf614a19e103cea Mon Sep 17 00:00:00 2001 From: Adam Borowski <kilobyte@angband.pl> Date: Wed, 25 Apr 2018 02:29:18 +0200 Subject: [PATCH] scripts: teach extract-vmlinux about LZ4 and ZSTD Note that the LZ4 signature is different than that of modern LZ4 as we use the "legacy" format which suffers from some downsides like inability to disable compression. Signed-off-by: Adam Borowski <kilobyte@angband.pl> --- scripts/extract-vmlinux | 2 ++ 1 file changed, 2 insertions(+) diff --git a/scripts/extract-vmlinux b/scripts/extract-vmlinux index 5061abcc2540..e6239f39abad 100755 --- a/scripts/extract-vmlinux +++ b/scripts/extract-vmlinux @@ -57,6 +57,8 @@ try_decompress '\3757zXZ\000' abcde unxz try_decompress 'BZh' xy bunzip2 try_decompress '\135\0\0\0' xxx unlzma try_decompress '\211\114\132' xy 'lzop -d' +try_decompress '\002!L\030' xxx 'lz4 -d' +try_decompress '(\265/\375' xxx unzstd # Bail out: echo "$me: Cannot find vmlinux." >&2 -- 2.17.0
next prev parent reply other threads:[~2018-04-25 1:12 UTC|newest] Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-04-20 14:36 How to disable Linux kernel self-extraction (KERNEL_GZIP, KERNEL_BZIP2, …)? Paul Menzel 2018-04-22 10:20 ` Pavel Machek 2018-04-22 19:55 ` Paul Menzel 2018-04-22 20:52 ` Pavel Machek 2018-04-23 17:02 ` Pavel Machek 2018-04-24 2:08 ` Adam Borowski 2018-04-24 9:08 ` Paul Menzel 2018-04-24 23:06 ` Adam Borowski 2018-04-25 1:12 ` Adam Borowski [this message] 2018-04-25 1:12 ` On Tue, Apr 24, 2018 at 11:08:34AM +0200, Paul Menzel wrote: Adam Borowski 2018-04-24 9:55 ` How to disable Linux kernel self-extraction (KERNEL_GZIP, KERNEL_BZIP2, …)? Pavel Machek
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