Re: [PATCH 3/9] powerpc/pseries: remove the ppc-cmm file system
From: Jason Gunthorpe <jgg@nvidia.com>
Date: 2021-03-09 16:30:53
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dri-devel, linux-fsdevel, linuxppc-dev, lkml
On Tue, Mar 09, 2021 at 04:53:42PM +0100, Christoph Hellwig wrote:
quoted hunk ↗ jump to hunk
Just use the generic anon_inode file system. Signed-off-by: Christoph Hellwig <hch@lst.de> arch/powerpc/platforms/pseries/cmm.c | 27 ++------------------------- 1 file changed, 2 insertions(+), 25 deletions(-)diff --git a/arch/powerpc/platforms/pseries/cmm.c b/arch/powerpc/platforms/pseries/cmm.c index 6d36b858b14df1..9d07e6bea7126c 100644 +++ b/arch/powerpc/platforms/pseries/cmm.c@@ -6,6 +6,7 @@ * Author(s): Brian King (brking@linux.vnet.ibm.com), */ +#include <linux/anon_inodes.h> #include <linux/ctype.h> #include <linux/delay.h> #include <linux/errno.h>@@ -502,19 +503,6 @@ static struct notifier_block cmm_mem_nb = { }; #ifdef CONFIG_BALLOON_COMPACTION -static struct vfsmount *balloon_mnt; - -static int cmm_init_fs_context(struct fs_context *fc) -{ - return init_pseudo(fc, PPC_CMM_MAGIC) ? 0 : -ENOMEM;
Should we clean these unusued magic constants too? include/uapi/linux/magic.h:#define PPC_CMM_MAGIC 0xc7571590 Jason