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From: | Philippe Mathieu-Daudé |
Subject: | Re: [PATCH] accel/tcg: Drop PAGE_RESERVED for CONFIG_BSD |
Date: | Tue, 20 Dec 2022 23:16:11 +0100 |
User-agent: | Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 |
On 20/12/22 20:31, Richard Henderson wrote:
On 12/17/22 10:48, Richard Henderson wrote:Make bsd-user match linux-user in not marking host pages as reserved. This isn't especially effective anyway, as it doesn't take into account any heap memory that qemu may allocate after startup. Cc: Warner Losh <imp@bsdimp.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- I started to simply fix up this code to match my user-only interval-tree patch set, as L1_MAP_ADDR_SPACE_BITS gets removed from translate-all.c, but then I decided to remove it all.A further justification for this: The actual PAGE_RESERVED bit is write-only; there is no other reference to this bit elsewhere.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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