linux-kernel - Re: [PATCH 2/2] clk: Allow late cache allocation for clk->parents

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <20120612190728.GI19410@gmail.com>
Date:	Tue, 12 Jun 2012 12:07:28 -0700
From:	Mike Turquette <mturquette@...com>
To:	Rajendra Nayak <rnayak@...com>
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 2/2] clk: Allow late cache allocation for clk->parents

On 20120606-14:41, Rajendra Nayak wrote:
> Parent clocks for muxes are cached in clk->parents to
> avoid frequent lookups, however the cache allocation happens
> only during clock registeration and later clk_set_parent()
> assumes a cache space available and allocated.
> 
> This is not entirely true for platforms which do early clock
> registerations wherein the cache allocation using kzalloc
> could fail during clock registeration.
> 
> Allow cache allocation to happen later as part of clk_set_parent()
> to help such cases and avoid crashes assuming a cache being
> available.
> 
> While here also replace existing kmalloc() with kzalloc()
> in the file.
> 
> Signed-off-by: Rajendra Nayak <rnayak@...com>

I've taken this patch into clk-next for testing.

Thanks,
Mike
--
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/