similar to: [patch 3/9] Guest page hinting: volatile page cache.

Displaying 20 results from an estimated 600 matches similar to: "[patch 3/9] Guest page hinting: volatile page cache."

2007 Apr 18
2
[patch 4/9] Guest page hinting: volatile swap cache.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 4/9] Guest page hinting: volatile swap cache. The volatile page state can be used for anonymous pages as well, if they have been added to the swap cache and the swap write is finished. The tricky bit is in free_swap_and_cache. The call
2007 Apr 18
2
[patch 4/9] Guest page hinting: volatile swap cache.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 4/9] Guest page hinting: volatile swap cache. The volatile page state can be used for anonymous pages as well, if they have been added to the swap cache and the swap write is finished. The tricky bit is in free_swap_and_cache. The call
2007 Apr 18
0
[patch 6/9] Guest page hinting: writable page table entries.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 6/9] Guest page hinting: writable page table entries. The volatile state for page cache and swap cache pages requires that the host system needs to be able to determine if a volatile page is dirty before removing it. This excludes
2007 Apr 18
0
[patch 6/9] Guest page hinting: writable page table entries.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 6/9] Guest page hinting: writable page table entries. The volatile state for page cache and swap cache pages requires that the host system needs to be able to determine if a volatile page is dirty before removing it. This excludes
2007 Apr 18
0
[patch 7/9] Guest page hinting: minor fault optimization.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 7/9] Guest page hinting: minor fault optimization. On of the challenges of hva is the cost for the state transitions. If the cost gets too big the whole concept of page state information is in question. Therefore it is very important to
2007 Apr 18
0
[patch 7/9] Guest page hinting: minor fault optimization.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 7/9] Guest page hinting: minor fault optimization. On of the challenges of hva is the cost for the state transitions. If the cost gets too big the whole concept of page state information is in question. Therefore it is very important to
2007 Apr 18
1
[patch 5/9] Guest page hinting: mlocked pages.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 5/9] Guest page hinting: mlocked pages. Add code to get mlock() working with guest page hinting. The problem with mlock is that locked pages may not be removed from page cache. That means they need to be stable. page_make_volatile needs
2007 Apr 18
1
[patch 5/9] Guest page hinting: mlocked pages.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 5/9] Guest page hinting: mlocked pages. Add code to get mlock() working with guest page hinting. The problem with mlock is that locked pages may not be removed from page cache. That means they need to be stable. page_make_volatile needs
2007 Apr 18
0
[patch 9/9] Guest page hinting: full s390 support.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 9/9] Guest page hinting: full s390 support. s390 uses the milli-coded ESSA instruction to set the page state. The page state is formed by four guest page states called block usage states and three host page states called block content
2007 Apr 18
0
[patch 9/9] Guest page hinting: full s390 support.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 9/9] Guest page hinting: full s390 support. s390 uses the milli-coded ESSA instruction to set the page state. The page state is formed by four guest page states called block usage states and three host page states called block content
2007 May 11
6
[patch 0/6] [rfc] guest page hinting version 5
After way to many months here is the fifth version of the guest page hinting patches. Compared to version four a few improvements have been added: - Avoid page_host_discards() calls outside of page-states.h - The discard list is now implemented via the page_free_discarded hook and architecture specific code. - PG_state_change page flag has been replaced with architecture specficic
2007 May 11
6
[patch 0/6] [rfc] guest page hinting version 5
After way to many months here is the fifth version of the guest page hinting patches. Compared to version four a few improvements have been added: - Avoid page_host_discards() calls outside of page-states.h - The discard list is now implemented via the page_free_discarded hook and architecture specific code. - PG_state_change page flag has been replaced with architecture specficic
2007 Apr 18
1
[patch 8/9] Guest page hinting: discarded page list.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 8/9] Guest page hinting: discarded page list. The discarded page list is used to postpone the freeing of discarded pages. The PG_discarded is set by either __remove_from_page_cache, __delete_from_swap_cache or the discard fault handler
2007 Apr 18
1
[patch 8/9] Guest page hinting: discarded page list.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 8/9] Guest page hinting: discarded page list. The discarded page list is used to postpone the freeing of discarded pages. The PG_discarded is set by either __remove_from_page_cache, __delete_from_swap_cache or the discard fault handler
2007 Jun 28
6
[patch 0/6] resend: guest page hinting version 5.
Greetings, after Carsten pitched CMM2 on the kvm mini summit here is a repost of version 5 of the guest page hinting patches. The code is still the same but has been adapted to the latest git level. -- blue skies, Martin. "Reality continues to ruin my life." - Calvin.
2007 Jun 28
6
[patch 0/6] resend: guest page hinting version 5.
Greetings, after Carsten pitched CMM2 on the kvm mini summit here is a repost of version 5 of the guest page hinting patches. The code is still the same but has been adapted to the latest git level. -- blue skies, Martin. "Reality continues to ruin my life." - Calvin.
2009 Mar 27
16
[patch 0/6] Guest page hinting version 7.
Greetings, the circus is back in town -- another version of the guest page hinting patches. The patches differ from version 6 only in the kernel version, they apply against 2.6.29. My short sniff test showed that the code is still working as expected. To recap (you can skip this if you read the boiler plate of the last version of the patches): The main benefit for guest page hinting vs. the
2009 Mar 27
16
[patch 0/6] Guest page hinting version 7.
Greetings, the circus is back in town -- another version of the guest page hinting patches. The patches differ from version 6 only in the kernel version, they apply against 2.6.29. My short sniff test showed that the code is still working as expected. To recap (you can skip this if you read the boiler plate of the last version of the patches): The main benefit for guest page hinting vs. the
2009 Mar 27
16
[patch 0/6] Guest page hinting version 7.
Greetings, the circus is back in town -- another version of the guest page hinting patches. The patches differ from version 6 only in the kernel version, they apply against 2.6.29. My short sniff test showed that the code is still working as expected. To recap (you can skip this if you read the boiler plate of the last version of the patches): The main benefit for guest page hinting vs. the
2007 Apr 18
2
[patch 1/9] Guest page hinting: unused / free pages.
From: Martin Schwidefsky <schwidefsky@de.ibm.com> From: Hubertus Franke <frankeh@watson.ibm.com> From: Himanshu Raj <rhim@cc.gatech.edu> [patch 1/9] Guest page hinting: unused / free pages. A very simple but already quite effective improvement in the handling of guest memory vs. host memory is to tell the host when pages are free. That allows the host to avoid the paging of