On Fri, Apr 23, 2021 at 4:50 PM Alessandro Pistocchi
wrote:
...
> What I was flagging is just that sometimes uvm_map returns an address that
> is not
> aligned to PAGE_SIZE ( I printed it out and it has 0x004 in the lower 12
> bits).On the
>
other hand uvm_unmap has an assertion that panics if
Hi,
apologies again.
I am not familiar with cvs so I have used the diff command between an
original sys folder and mine.
I am attaching the diff file and two files to be put in sys/kern. Sorry but
the diff
command did not include the content of the two files in the diff itself.
Please notice
Alessandro Pistocchi wrote:
> During the syscall I allocate some memory that I want to share between the
> kernel and the calling process.
When you get the mapping working, it will not work as well as you like.
Compiler re-ordering of writes & reads, caches, write buffers, and other
details
-- Forwarded message -
From: Alessandro Pistocchi
Date: Fri, Apr 23, 2021 at 1:55 PM
Subject: umm_map returns unaligned address?
To:
Hi all,
I am fairly new to openbsd so if this is something obvious that I missed
please be understanding.
I am adding a syscall to openbsd 6.8.
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