From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@elte.hu,
davem@davemloft.net, lethal@linux-sh.org,
Benjamin Herrenschmidt <benh@kernel.crashing.org>
Subject: [PATCH 24/25] lmb: Make lmb_alloc_try_nid() fallback to LMB_ALLOC_ANYWHERE
Date: Mon, 10 May 2010 19:46:04 +1000 [thread overview]
Message-ID: <1273484765-29055-24-git-send-email-benh@kernel.crashing.org> (raw)
In-Reply-To: <1273484765-29055-23-git-send-email-benh@kernel.crashing.org>
lmb_alloc_nid() used to fallback to allocating anywhere by using
lmb_alloc() as a fallback.
However, some of my previous patches limit lmb_alloc() to the region
covered by LMB_ALLOC_ACCESSIBLE which is not quite what we want
for lmb_alloc_try_nid().
So we fix it by explicitely using LMB_ALLOC_ANYWHERE.
Not that so far only sparc uses lmb_alloc_nid() and it hasn't been updated
to clamp the accessible zone yet. Thus the temporary "breakage" should have
no effect.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
lib/lmb.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/lib/lmb.c b/lib/lmb.c
index fd98261..6c38c87 100644
--- a/lib/lmb.c
+++ b/lib/lmb.c
@@ -531,7 +531,7 @@ phys_addr_t __init lmb_alloc_try_nid(phys_addr_t size, phys_addr_t align, int ni
if (res)
return res;
- return lmb_alloc(size, align);
+ return lmb_alloc_base(size, align, LMB_ALLOC_ANYWHERE);
}
--
1.6.3.3
--
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next parent reply other threads:[~2010-05-10 9:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
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2010-05-10 9:46 ` Benjamin Herrenschmidt [this message]
2010-05-10 9:46 ` [PATCH 25/25] lmb: Add debugfs files to dump the arrays content Benjamin Herrenschmidt
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