From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Will Schmidt <will_schmidt@vnet.ibm.com>
Cc: linuxppc-dev@ozlabs.org, paulus@samba.org
Subject: Re: [PATCH] [Powerpc V2] fix switch_slb handling of 1T ESID values
Date: Tue, 30 Oct 2007 15:17:24 +1100 [thread overview]
Message-ID: <1193717844.9928.60.camel@pasglop> (raw)
In-Reply-To: <20071029183218.19914.51410.stgit@farscape.rchland.ibm.com>
On Mon, 2007-10-29 at 13:32 -0500, Will Schmidt wrote:
> [Powerpc V2] fix switch_slb handling of 1T ESID values
>
> Now that we have 1TB segment size support, we need to be using the
> GET_ESID_1T macro when comparing ESID values for pc,stack, and
> unmapped_base within switch_slb(). A new helper function called
> esids_match() contains the logic for deciding when to call GET_ESID
> and GET_ESID_1T.
>
> This also happens to fix a duplicate-slb-entry inspired machine-check
> exception I was seeing when trying to run java on a power6 partition.
>
> Tested on power6 and power5.
>
> Signed-Off-By: Will Schmidt <will_schmidt@vnet.ibm.com>
> ---
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
prev parent reply other threads:[~2007-10-30 4:17 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-29 18:32 [PATCH] [Powerpc V2] fix switch_slb handling of 1T ESID values Will Schmidt
2007-10-29 23:33 ` Stephen Rothwell
2007-10-30 4:17 ` Benjamin Herrenschmidt [this message]
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