linux-kernel - Re: [PATCH V2 1/2] xen/granttable: Support sub-page grants

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 09 Dec 2011 15:45:02 +0800
From:	annie li <annie.li@...cle.com>
To:	Paul Durrant <Paul.Durrant@...rix.com>
CC:	annie li <annie.li@...cle.com>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"konrad.wilk@...cle.com" <konrad.wilk@...cle.com>,
	"jeremy@...p.org" <jeremy@...p.org>,
	Ian Campbell <Ian.Campbell@...rix.com>,
	"kurt.hackel@...cle.com" <kurt.hackel@...cle.com>
Subject: Re: [PATCH V2 1/2] xen/granttable: Support sub-page grants



On 2011-12-9 13:19, annie li wrote:
> Hi Paul,
>
>>>> #define get_free_entry()    get_free_entries(1)
> Is this necessary? Maybe you defined this to keep consistence with 
> put_free_entry(ref)?
> But other functions such as gnttab_grant_foreign_transfer and 
> gnttab_grant_foreign_access all call get_free_entries(1). Maybe it is 
> better to keep initial get_free_entries(1) code?
Another approach is doing those work in a separate patch -- changing 
get_free_entries to get_free_entry in following 4 functions:
gnttab_grant_foreign_access
gnttab_grant_foreign_access_subpage
gnttab_grant_foreign_access_trans
gnttab_grant_foreign_transfer

Thanks
Annie
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/