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[79.208.155.101]) by smtp.gmail.com with ESMTPSA id q3sm9191947wrn.84.2019.01.31.12.59.04 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 31 Jan 2019 12:59:04 -0800 (PST) Received: from chuck by debian64.daheim with local (Exim 4.92-RC4) (envelope-from ) id 1gpJQO-0006BN-3b; Thu, 31 Jan 2019 21:59:04 +0100 From: Christian Lamparter To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH] powerpc: Enable kernel XZ compression option on 44x Date: Thu, 31 Jan 2019 21:59:04 +0100 Message-Id: <20190131205904.23723-1-chunkeey@gmail.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paul Mackerras Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Enable kernel XZ compression option on 44x. Tested on a Western Digital - MyBook Live NAS. It takes 22 seconds for the 800 MHz CPU to decompress and boot a 2.63 MiB XZ-compressed kernel simpleImage. Signed-off-by: Christian Lamparter --- arch/powerpc/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 2890d36eb531..58b6ad3555e0 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -201,7 +201,7 @@ config PPC select HAVE_IOREMAP_PROT select HAVE_IRQ_EXIT_ON_IRQ_STACK select HAVE_KERNEL_GZIP - select HAVE_KERNEL_XZ if PPC_BOOK3S + select HAVE_KERNEL_XZ if PPC_BOOK3S || 44x select HAVE_KPROBES select HAVE_KPROBES_ON_FTRACE select HAVE_KRETPROBES -- 2.20.1