Re: [PATCH 4/5] teach smaps_pte_range() about THP pmds

[PATCH 0/5] fix up /proc/$pid/smaps to not split huge pages · Dave Hansen <hidden> · 2011-02-22
[PATCH 1/5] pagewalk: only split huge pages when necessary · Dave Hansen <hidden> · 2011-02-22
Re: [PATCH 1/5] pagewalk: only split huge pages when necessary · David Rientjes <rientjes@google.com> · 2011-02-22
Re: [PATCH 1/5] pagewalk: only split huge pages when necessary · Eric B Munson <hidden> · 2011-02-23
[PATCH 4/5] teach smaps_pte_range() about THP pmds · Dave Hansen <hidden> · 2011-02-22
Re: [PATCH 4/5] teach smaps_pte_range() about THP pmds · Andrea Arcangeli <hidden> · 2011-02-22
Re: [PATCH 4/5] teach smaps_pte_range() about THP pmds · David Rientjes <rientjes@google.com> · 2011-02-22
Re: [PATCH 4/5] teach smaps_pte_range() about THP pmds · Eric B Munson <hidden> · 2011-02-23
[PATCH 3/5] pass pte size argument in to smaps_pte_entry() · Dave Hansen <hidden> · 2011-02-22
Re: [PATCH 3/5] pass pte size argument in to smaps_pte_entry() · David Rientjes <rientjes@google.com> · 2011-02-22
Re: [PATCH 3/5] pass pte size argument in to smaps_pte_entry() · Eric B Munson <hidden> · 2011-02-23
[PATCH 5/5] have smaps show transparent huge pages · Dave Hansen <hidden> · 2011-02-22
Re: [PATCH 5/5] have smaps show transparent huge pages · Eric B Munson <hidden> · 2011-02-23
[PATCH 2/5] break out smaps_pte_entry() from smaps_pte_range() · Dave Hansen <hidden> · 2011-02-22
Re: [PATCH 2/5] break out smaps_pte_entry() from smaps_pte_range() · David Rientjes <rientjes@google.com> · 2011-02-22
Re: [PATCH 2/5] break out smaps_pte_entry() from smaps_pte_range() · Eric B Munson <hidden> · 2011-02-23

From: David Rientjes <rientjes@google.com>
Date: 2011-02-22 21:22:14
Also in: lkml

On Mon, 21 Feb 2011, Dave Hansen wrote:

v2 - used mm->page_table_lock to fix up locking bug that
	Mel pointed out.  Also remove Acks since things
	got changed significantly.

This adds code to explicitly detect  and handle
pmd_trans_huge() pmds.  It then passes HPAGE_SIZE units
in to the smap_pte_entry() function instead of PAGE_SIZE.

This means that using /proc/$pid/smaps now will no longer
cause THPs to be broken down in to small pages.

Signed-off-by: Dave Hansen <redacted>

Acked-by: David Rientjes <rientjes@google.com>

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

`h`	back out one level
`j`	next message in thread
`k`	previous message in thread
`l`	drill in
`Esc`	close help / fold thread tree
`?`	toggle this help