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authorNathan Fontenot <nfont@linux.vnet.ibm.com>2013-08-19 21:52:20 -0500
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-08-27 14:35:11 +1000
commitf748edafac858404be6c8dd67160c2032d97ddf5 (patch)
tree9150ad7c4de1f296c708f9761a9bc7c9d003fb43 /arch/powerpc
parent9d56851e6982a99d47da55ca9181cad3117cda6b (diff)
downloadop-kernel-dev-f748edafac858404be6c8dd67160c2032d97ddf5.zip
op-kernel-dev-f748edafac858404be6c8dd67160c2032d97ddf5.tar.gz
powerpc/mm: Mark Memory Resources as busy
Memory I/O resources need to be marked as busy or else we cannot remove them when doing memory hot remove. Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/mm/mem.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 7f4bea1..1cf9c5b 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -514,7 +514,7 @@ static int add_system_ram_resources(void)
res->name = "System RAM";
res->start = base;
res->end = base + size - 1;
- res->flags = IORESOURCE_MEM;
+ res->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
WARN_ON(request_resource(&iomem_resource, res) < 0);
}
}
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