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From: David Laight <David.Laight@ACULAB.COM>
To: 'Borislav Petkov' <bp@alien8.de>,
	Andrew Cooper <andrew.cooper3@citrix.com>,
	Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"x86@kernel.org" <x86@kernel.org>
Subject: RE: x86/amd late microcode thread loading slows down boot
Date: Sun, 17 Nov 2024 18:23:20 +0000	[thread overview]
Message-ID: <53daf7e9901d428fa25ede7caa99b520@AcuMS.aculab.com> (raw)
In-Reply-To: <20241115205114.GCZze0QtUKbeXdFEHe@fat_crate.local>

...
> +		/*
> +		 * Flush next page too if patch image is crossing a page
> +		 * boundary.
> +		 */
> +		if (p_addr >> PAGE_SHIFT != (p_addr + psize) >> PAGE_SHIFT)
> +			invlpg(p_addr + psize);
> +	}

Shouldn't that be 'psize - 1' ?

	David

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Registration No: 1397386 (Wales)

  parent reply	other threads:[~2024-11-17 18:23 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-06 17:20 x86/amd late microcode thread loading slows down boot Thomas De Schampheleire
2024-11-06 18:50 ` Andrew Cooper
2024-11-07 15:30   ` Borislav Petkov
2024-11-07 20:58     ` Thomas De Schampheleire
2024-11-14  9:56       ` Borislav Petkov
2024-11-14 12:03         ` Andrew Cooper
2024-11-15 20:51           ` Borislav Petkov
2024-11-16 19:32             ` Andrew Cooper
2024-11-17 18:23             ` David Laight [this message]
2024-11-17 19:52               ` Borislav Petkov
2024-11-18 15:13             ` Thomas De Schampheleire
2024-11-18 15:28               ` Borislav Petkov
2024-11-18 15:58                 ` Thomas De Schampheleire
2024-11-19 10:46                 ` Thomas De Schampheleire
2024-11-19 11:17                   ` Borislav Petkov
2024-11-18 19:16           ` Borislav Petkov
2024-11-14 20:01         ` Thomas De Schampheleire
2024-11-19 11:21 ` [PATCH 1/2] x86/mm: Carve out INVLPG inline asm for use by others Borislav Petkov
2024-11-19 11:21   ` [PATCH 2/2] x86/microcode/AMD: Flush patch buffer mapping after application Borislav Petkov
2024-11-25 11:04 ` [tip: x86/urgent] x86/mm: Carve out INVLPG inline asm for use by others tip-bot2 for Borislav Petkov (AMD)
2024-11-25 11:04 ` [tip: x86/urgent] x86/microcode/AMD: Flush patch buffer mapping after application tip-bot2 for Borislav Petkov (AMD)

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