From: James Hogan <james.hogan@imgtec.com>
To: Markos Chandras <markos.chandras@imgtec.com>,
<linux-mips@linux-mips.org>
Cc: <stable@vger.kernel.org>
Subject: Re: [PATCH 2/3] MIPS: HTW: Prevent accidental HTW start due to nested htw_{start,stop}
Date: Mon, 26 Jan 2015 11:38:12 +0000 [thread overview]
Message-ID: <54C62724.8080505@imgtec.com> (raw)
In-Reply-To: <54C626CC.2070104@imgtec.com>
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On 26/01/15 11:36, James Hogan wrote:
>> diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h
>> index 7f7c558de9fc..d2c7e9e7447e 100644
>> --- a/arch/mips/include/asm/pgtable.h
>> +++ b/arch/mips/include/asm/pgtable.h
>> @@ -99,19 +99,30 @@ extern void paging_init(void);
>>
>> #define htw_stop() \
>> do { \
>> + unsigned long flags; \
>> + \
>> if (cpu_has_htw) { \
>> + local_irq_save(flags); \
>
> duplicate?
Whoops, ignore that question (it applied to older version of patch).
Cheers
James
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WARNING: multiple messages have this Message-ID (diff)
From: James Hogan <james.hogan@imgtec.com>
To: Markos Chandras <markos.chandras@imgtec.com>, linux-mips@linux-mips.org
Cc: stable@vger.kernel.org
Subject: Re: [PATCH 2/3] MIPS: HTW: Prevent accidental HTW start due to nested htw_{start,stop}
Date: Mon, 26 Jan 2015 11:38:12 +0000 [thread overview]
Message-ID: <54C62724.8080505@imgtec.com> (raw)
Message-ID: <20150126113812.UxG792Cb9qwSPxVPbWquVEiEGczMKXC7Gy7vcwjU8mM@z> (raw)
In-Reply-To: <54C626CC.2070104@imgtec.com>
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On 26/01/15 11:36, James Hogan wrote:
>> diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h
>> index 7f7c558de9fc..d2c7e9e7447e 100644
>> --- a/arch/mips/include/asm/pgtable.h
>> +++ b/arch/mips/include/asm/pgtable.h
>> @@ -99,19 +99,30 @@ extern void paging_init(void);
>>
>> #define htw_stop() \
>> do { \
>> + unsigned long flags; \
>> + \
>> if (cpu_has_htw) { \
>> + local_irq_save(flags); \
>
> duplicate?
Whoops, ignore that question (it applied to older version of patch).
Cheers
James
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next prev parent reply other threads:[~2015-01-26 11:38 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-26 9:40 [PATCH 0/3 3.19] HTW fixes Markos Chandras
2015-01-26 9:40 ` Markos Chandras
2015-01-26 9:40 ` [PATCH 1/3] MIPS: asm: pgtable: Add c0 hazards on HTW start/stop sequences Markos Chandras
2015-01-26 9:40 ` Markos Chandras
2015-01-26 9:40 ` [PATCH 2/3] MIPS: HTW: Prevent accidental HTW start due to nested htw_{start,stop} Markos Chandras
2015-01-26 9:40 ` Markos Chandras
2015-01-26 11:36 ` James Hogan
2015-01-26 11:36 ` James Hogan
2015-01-26 11:38 ` James Hogan [this message]
2015-01-26 11:38 ` James Hogan
2015-01-26 11:47 ` Markos Chandras
2015-01-26 11:47 ` Markos Chandras
2015-01-26 12:03 ` Markos Chandras
2015-01-26 12:03 ` Markos Chandras
2015-01-26 12:03 ` James Hogan
2015-01-26 12:03 ` James Hogan
2015-01-26 12:04 ` Markos Chandras
2015-01-26 12:04 ` Markos Chandras
2015-01-26 13:04 ` [PATCH v2 " Markos Chandras
2015-01-26 13:04 ` Markos Chandras
2015-01-26 9:40 ` [PATCH 3/3] MIPS: asm: pgtable: Prevent HTW race when updating PTEs Markos Chandras
2015-01-26 9:40 ` Markos Chandras
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