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[PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... more RAM installed. the patch will change MTRR to discrete. mtrr_chunk_size= could be ... + mtrr_chunk_size=nn[KMG] [X86] + used for mtrr cleanup. It is largest continous ... depends on MTRR + help + Convert MTRR layout from continuous to discrete, so ...

linux-kernel - Yinghai Lu - Apr 28 2008 - 18:05

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... + mtrr_chunk_size=nn[KMG] [X86] > + used for mtrr cleanup. It is largest continous ... hold holes aka. UC entries. > + > disable_mtrr_trim [X86, Intel and AMD only] > By ... on MTRR > + help > + Convert MTRR layout from continuous to discrete, so ...

linux-kernel - Randy Dunlap - Apr 28 2008 - 18:36

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... mtrr_chunk_size=nn[KMG] [X86] > > + used for mtrr cleanup. It is largest ... /Kconfig > > +++ linux-2.6/arch/x86/Kconfig > > @@ -1035,6 +1035,32 ... on MTRR > > + help > > + Convert MTRR layout from continuous to discrete, so ...

linux-kernel - Yinghai Lu - Apr 28 2008 - 18:47

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... 4g or more RAM installed. > > the patch will change MTRR to discrete. > > mtrr_chunk_size= could be used to have smaller continuous block to hold ... thus potentially bad side effects on functionality. For areas like the SMM and ACPI ...

linux-kernel - Eric W. Biederman - Apr 29 2008 - 15:00

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... or more RAM installed. > > > > the patch will change MTRR to discrete. > > > > mtrr_chunk_size= could be used to have smaller continuous block to ... potentially bad side > effects on functionality. For areas like the SMM and ACPI > ...

linux-kernel - Yinghai Lu - Apr 29 2008 - 16:04

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... 4g or more RAM installed. > > the patch will change MTRR to discrete. > > mtrr_chunk_size= could be used to have smaller continuous block to ... range[j].end) { > + /* find the new spare */ > + for (i = 0; i < RANGE_NUM; i++) { > ...

linux-kernel - Andrew Morton - Apr 28 2008 - 22:42

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... , and may X driver can not add > > WB entries for graphical cards when 4g or more RAM installed. > > > > the patch will change MTRR to discrete. > > > > mtrr_chunk_size= could be used to have smaller continuous block to hold holes ...

linux-kernel - Yinghai Lu - Apr 28 2008 - 23:01

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... (you make take physical damage to your motherboard though). The best ... free up an MTRR for video and to accelerate X is ... memory you have converts WB memory to UC to accelerate X. ... can be a problem. Eric -- To unsubscribe from this list: send ...

linux-kernel - Eric W. Biederman - Apr 29 2008 - 21:16

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... you have a crazy SMM monitor this can be an issue. Eric -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel. ...

linux-kernel - Eric W. Biederman - Apr 29 2008 - 16:29

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... is compiled in but disable by default. BTW: is any chance for OS to disable SMI etc? to ... the unstatbility is caused by SMI? YH -- To unsubscribe from this list: send the ... " in the body of a message to majordomo@vger.kernel.org More majordomo ...

linux-kernel - Yinghai Lu - Apr 29 2008 - 17:57

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... 't get rid > of, if you want to understand the worst case. > > In theory SMM ... enable > ACPI. In practice ACPI appears to frequently trap into SMM mode. SMM does ... P4s by disabling SMIs). Thanks, tglx -- To unsubscribe from this list: send the ...

linux-kernel - Thomas Gleixner - Apr 29 2008 - 18:54

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... at runtime mode. Its also used for all sorts of ugly horrible ... where the firmware uses SMM to emulate the hardware and spins ... more of a virtual machine -- To unsubscribe from this list: send ... the body of a message to majordomo@vger.kernel.org More ...

linux-kernel - Alan Cox - Apr 30 2008 - 05:57

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... by default. > > BTW: is any chance for OS to disable SMI etc? ... think there's any documented way for that. SMI might be the ... ) so it would be extremely dangerous to mess with it. Ingo -- ... in the body of a message to majordomo@vger.kernel.org More ...

linux-kernel - Ingo Molnar - Apr 29 2008 - 18:09

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... default. > > > > BTW: is any chance for OS to disable SMI etc ... it would be extremely dangerous to mess with it. then that ... bad and sick HW design. for example. cpu fan is supposed ... like the second design. YH -- To unsubscribe from this list: send ...

linux-kernel - Yinghai Lu - Apr 29 2008 - 18:18

Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5

... by default. > > BTW: is any chance for OS to disable SMI etc? ... get rid of, if you want to understand the worst case. In ... ACPI. In practice ACPI appears to frequently trap into SMM mode. ... the body of a message to majordomo@vger.kernel.org More ...

linux-kernel - Eric W. Biederman - Apr 29 2008 - 18:14

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