From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org,
Linux Memory Management <linux-mm@kvack.org>
Subject: [PATCH 2/12] get_unmapped_area handles MAP_FIXED on alpha
Date: Tue, 24 Apr 2007 15:33:34 +1000 [thread overview]
Message-ID: <20070424053337.49089DDF07@ozlabs.org> (raw)
In-Reply-To: <1177392813.924664.32930750763.qpush@grosgo>
Handle MAP_FIXED in alpha's arch_get_unmapped_area(), simple case, just
return the address as passed in
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/alpha/kernel/osf_sys.c | 3 +++
1 file changed, 3 insertions(+)
Index: linux-cell/arch/alpha/kernel/osf_sys.c
===================================================================
--- linux-cell.orig/arch/alpha/kernel/osf_sys.c 2007-03-22 14:58:33.000000000 +1100
+++ linux-cell/arch/alpha/kernel/osf_sys.c 2007-03-22 14:58:44.000000000 +1100
@@ -1267,6 +1267,9 @@ arch_get_unmapped_area(struct file *filp
if (len > limit)
return -ENOMEM;
+ if (flags & MAP_FIXED)
+ return addr;
+
/* First, see if the given suggestion fits.
The OSF/1 loader (/sbin/loader) relies on us returning an
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next prev parent reply other threads:[~2007-04-24 5:33 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-24 5:33 [PATCH 0/12] Pass MAP_FIXED down to get_unmapped_area Benjamin Herrenschmidt
2007-04-24 5:33 ` [PATCH 1/12] get_unmapped_area handles MAP_FIXED on powerpc Benjamin Herrenschmidt
2007-04-24 5:33 ` Benjamin Herrenschmidt [this message]
2007-04-24 5:33 ` [PATCH 3/12] get_unmapped_area handles MAP_FIXED on arm Benjamin Herrenschmidt
2007-04-25 8:27 ` Russell King
2007-04-24 5:33 ` [PATCH 4/12] get_unmapped_area handles MAP_FIXED on frv Benjamin Herrenschmidt
2007-04-24 5:33 ` [PATCH 6/12] get_unmapped_area handles MAP_FIXED on ia64 Benjamin Herrenschmidt
2007-04-24 5:33 ` [PATCH 5/12] get_unmapped_area handles MAP_FIXED on i386 Benjamin Herrenschmidt
2007-04-24 5:33 ` [PATCH 7/12] get_unmapped_area handles MAP_FIXED on parisc Benjamin Herrenschmidt
2007-04-24 5:33 ` [PATCH 8/12] get_unmapped_area handles MAP_FIXED on sparc64 Benjamin Herrenschmidt
2007-04-24 5:33 ` [PATCH 9/12] get_unmapped_area handles MAP_FIXED on x86_64 Benjamin Herrenschmidt
2007-04-24 5:33 ` [PATCH 11/12] get_unmapped_area handles MAP_FIXED in generic code Benjamin Herrenschmidt
2007-04-24 5:33 ` [PATCH 10/12] get_unmapped_area handles MAP_FIXED in hugetlbfs Benjamin Herrenschmidt
2007-04-24 5:33 ` [PATCH 12/12] get_unmapped_area doesn't need hugetlbfs hacks anymore Benjamin Herrenschmidt
-- strict thread matches above, loose matches on Subject: below --
2007-04-12 2:20 [PATCH 0/12] Pass MAP_FIXED down to get_unmapped_area Benjamin Herrenschmidt
2007-04-12 2:20 ` [PATCH 2/12] get_unmapped_area handles MAP_FIXED on alpha Benjamin Herrenschmidt
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