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sparc: Machine description indices can vary

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VIO devices were being looked up by their index in the machine
description node block, but this often varies over time as devices are
added and removed. Instead, store the ID and look up using the type,
config handle and ID.

Signed-off-by: James Clarke <jrtc27@jrtc27.com>
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=112541
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
James Clarke 2017-05-29 20:17:56 +01:00 • committed by David S. Miller
parent 654f480762
commit c982aa9c30
2 changed files with 65 additions and 4 deletions
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1
arch/sparc/include/asm/vio.h
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@ -327,6 +327,7 @@ struct vio_dev {
int compat_len;
u64 dev_no;
u64 id;
unsigned long channel_id;