From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Dave Hansen <haveblue@us.ibm.com>
Cc: mpm@selenic.com, linux-mm@kvack.org
Subject: Re: [RFC][PATCH 7/9] pagewalk: add handler for empty ranges
Date: Thu, 30 Aug 2007 17:28:02 +1000 [thread overview]
Message-ID: <46D67182.8080408@yahoo.com.au> (raw)
In-Reply-To: <20070821204256.140D32D2@kernel>
Dave Hansen wrote:
> @@ -27,25 +23,23 @@ static int walk_pmd_range(pud_t *pud, un
> {
> pmd_t *pmd;
> unsigned long next;
> - int err;
> + int err = 0;
>
> for (pmd = pmd_offset(pud, addr); addr != end;
> pmd++, addr = next) {
> next = pmd_addr_end(addr, end);
While you're there, do you mind fixing the actual page table walking so
that it follows the normal form?
--
SUSE Labs, Novell Inc.
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next prev parent reply other threads:[~2007-08-30 7:28 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-21 20:42 [RFC][PATCH 1/9] /proc/pid/pagemap update Dave Hansen
2007-08-21 20:42 ` [RFC][PATCH 2/9] pagemap: remove file header Dave Hansen
2007-08-21 21:24 ` Matt Mackall
2007-08-21 20:42 ` [RFC][PATCH 3/9] pagemap: use PAGE_MASK/PAGE_ALIGN() Dave Hansen
2007-08-21 21:25 ` Matt Mackall
2007-08-21 20:42 ` [RFC][PATCH 4/9] pagemap: remove open-coded sizeof(unsigned long) Dave Hansen
2007-08-21 21:26 ` Matt Mackall
2007-08-21 20:42 ` [RFC][PATCH 5/9] introduce TASK_SIZE_OF() for all arches Dave Hansen
2007-08-21 20:42 ` [RFC][PATCH 6/9] pagemap: give -1's a name Dave Hansen
2007-08-21 21:27 ` Matt Mackall
2007-08-21 20:42 ` [RFC][PATCH 7/9] pagewalk: add handler for empty ranges Dave Hansen
2007-08-30 7:28 ` Nick Piggin [this message]
2007-09-03 12:32 ` Matt Mackall
2007-08-21 20:42 ` [RFC][PATCH 8/9] pagemap: use page walker pte_hole() helper Dave Hansen
2007-08-21 22:01 ` Matt Mackall
2007-08-21 22:38 ` Dave Hansen
2007-08-21 20:42 ` [RFC][PATCH 9/9] pagemap: export swap ptes Dave Hansen
2007-08-21 21:49 ` Matt Mackall
2007-08-21 22:26 ` Dave Hansen
2007-08-21 21:23 ` [RFC][PATCH 1/9] /proc/pid/pagemap update Matt Mackall
2007-08-21 21:26 ` Dave Hansen
2007-08-21 22:07 ` Matt Mackall
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