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Wed, 12 Apr 2023 14:49:11 -0700 (PDT) Received: from [10.67.48.245] ([192.19.223.252]) by smtp.googlemail.com with ESMTPSA id z7-20020a05620a260700b00746aa080eefsm986qko.6.2023.04.12.14.49.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 12 Apr 2023 14:49:11 -0700 (PDT) Message-ID: Date: Wed, 12 Apr 2023 14:49:06 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH 3/3] ARM: compressed: Enable ZSTD compression Content-Language: en-US To: =?UTF-8?Q?Jonathan_Neusch=c3=a4fer?= , linux-arm-kernel@lists.infradead.org Cc: Russell King , Nick Terrell , Arnd Bergmann , Tony Lindgren , Geert Uytterhoeven , Linus Walleij , Sebastian Reichel , Nick Hawkins , Christophe Leroy , Nick Desaulniers , Xin Li , Seung-Woo Kim , Paul Bolle , Bart Van Assche , linux-kernel@vger.kernel.org, "Russell King (Oracle)" , Kees Cook References: <20230412212126.3966502-1-j.neuschaefer@gmx.net> <20230412212126.3966502-4-j.neuschaefer@gmx.net> From: Florian Fainelli In-Reply-To: <20230412212126.3966502-4-j.neuschaefer@gmx.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 4/12/23 14:21, Jonathan Neuschäfer wrote: > With the previous two commits, it is possible to enable ZSTD > in the decompressor stub for 32-bit ARM. > > Unfortunately, ZSTD decompression has been quite slow in my tests > (on ARM926EJ-S, ARMv5T): > > - LZO: 7.2 MiB, 6 seconds > - ZSTD: 5.6 MiB, 60 seconds > > Signed-off-by: Jonathan Neuschäfer Reviewed-by: Florian Fainelli -- Florian