[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: 64bit startup

From: Samuel Thibault
Subject: Re: 64bit startup
Date: Wed, 1 Nov 2023 15:35:00 +0100
User-agent: NeoMutt/20170609 (1.8.3)

Samuel Thibault, le mer. 01 nov. 2023 13:14:17 +0100, a ecrit:
> Samuel Thibault, le mer. 01 nov. 2023 01:50:40 +0100, a ecrit:
> > Samuel Thibault, le mar. 31 oct. 2023 04:40:43 +0100, a ecrit:
> > > (it looks like there are memory leaks in proc, its vminfo keeps
> > > increasing).
> > 
> > It seems 64bit-specific: the program below makes proc leak memory, 100
> > vminfo lines at a time. Possibly __mach_msg_destroy doesn't actually
> > properly parse messages to be destroyed, so that in the error case the
> > server leaks non-inline data? Flavio, perhaps you have an idea?
> I don't think we have the kernel-to-user equivalent for
> adjust_msg_type_size? So that we end up pushing twice too much data to
> userland for port arrays?

I found and fixed the allocation issue in the kernel. We however still
probably need some adjust_msg_type_size in copyoutmsg, otherwise
userland will see a 64bit size for ports?


reply via email to

[Prev in Thread] Current Thread [Next in Thread]