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Subject: Re: [PATCH v5 1/1] riscv: optimize ELF relocation function in riscv
From: patchwork-bot+linux-riscv@kernel.org
Message-Id: 
 <170578499921.24348.3990929964303626751.git-patchwork-notify@kernel.org>
Date: Sat, 20 Jan 2024 21:09:59 +0000
References: <20231214063906.13612-1-fido_max@inbox.ru>
In-Reply-To: <20231214063906.13612-1-fido_max@inbox.ru>
To: Maxim Kochetkov <fido_max@inbox.ru>
Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
 paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu,
 charlie@rivosinc.com, ajones@ventanamicro.com, conor.dooley@microchip.com,
 jszhang@kernel.org, kernel@esmil.dk, lixiaoyun@binary-semi.com

Hello:

This patch was applied to riscv/linux.git (fixes)
by Palmer Dabbelt <palmer@rivosinc.com>:

On Thu, 14 Dec 2023 09:39:06 +0300 you wrote:
> The patch can optimize the running times of insmod command by modify ELF
> relocation function.
> In the 5.10 and latest kernel, when install the riscv ELF drivers which
> contains multiple symbol table items to be relocated, kernel takes a lot
> of time to execute the relocation. For example, we install a 3+MB driver
> need 180+s.
> We focus on the riscv architecture handle R_RISCV_HI20 and R_RISCV_LO20
> type items relocation function in the arch\riscv\kernel\module.c and
> find that there are two-loops in the function. If we modify the begin
> number in the second for-loops iteration, we could save significant time
> for installation. We install the same 3+MB driver could just need 2s.
> 
> [...]

Here is the summary with links:
  - [v5,1/1] riscv: optimize ELF relocation function in riscv
    https://git.kernel.org/riscv/c/080c4324fa5e

You are awesome, thank you!
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