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Subject[git pull request] ACPI patch for 2.6.34-rc4
Hi Linus,

please pull from:

git:// release

fixes a popular 2.6.34-rc4 regression.

This will update the files shown below.


Len Brown
Intel Open Source Technology Center

ps. individual patches are available on
and a consolidated plain patch is available here:

drivers/acpi/acpica/exprep.c | 17 +++++++++++------
1 files changed, 11 insertions(+), 6 deletions(-)

through these commits:

Alexey Starikovskiy (1):
ACPI: EC: Limit burst to 64 bits

with this log:

commit bc3966921ff9528ae44a4a108085ab06107c1e7d
Merge: dc57da3 2060c44
Author: Len Brown <>
Date: Fri Apr 16 16:08:07 2010 -0400

Merge branch 'bugzilla-15749' into release

commit 2060c44576c79086ff24718878d7edaa7384a985
Author: Alexey Starikovskiy <>
Date: Fri Apr 16 15:36:40 2010 -0400

ACPI: EC: Limit burst to 64 bits

access_bit_width field is u8 in ACPICA, thus 256 value written to it
becomes 0, causing divide by zero later.

Proper fix would be to remove access_bit_width at all, just because
we already have access_byte_width, which is access_bit_width / 8.
Limit access width to 64 bit for now.
fixes regression caused by the fix for:

Signed-off-by: Alexey Starikovskiy <>
Signed-off-by: Len Brown <>

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