The patch titled
fuse: support writable mmap fix
has been added to the -mm tree. Its filename is
fuse-support-writable-mmap-fix.patch
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------------------------------------------------------
Subject: fuse: support writable mmap fix
From: Miklos Szeredi <mszeredi@xxxxxxx>
Set the BDI_CAP_NO_ACCT_WB capability, so that fuse can do it's own
accounting of writeback pages.
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx>
---
Index: linux/fs/fuse/file.c
===================================================================
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/fuse/file.c | 3 ++-
fs/fuse/inode.c | 2 ++
2 files changed, 4 insertions(+), 1 deletion(-)
diff -puN fs/fuse/file.c~fuse-support-writable-mmap-fix fs/fuse/file.c
--- a/fs/fuse/file.c~fuse-support-writable-mmap-fix
+++ a/fs/fuse/file.c
@@ -917,8 +917,9 @@ static int fuse_writepage_locked(struct
req->end = fuse_writepage_end;
req->inode = inode;
+ inc_bdi_stat(mapping->backing_dev_info, BDI_WRITEBACK);
inc_zone_page_state(tmp_page, NR_WRITEBACK_TEMP);
- __end_page_writeback(page, false);
+ end_page_writeback(page);
spin_lock(&fc->lock);
list_add(&req->writepages_entry, &fi->writepages);
diff -puN fs/fuse/inode.c~fuse-support-writable-mmap-fix fs/fuse/inode.c
--- a/fs/fuse/inode.c~fuse-support-writable-mmap-fix
+++ a/fs/fuse/inode.c
@@ -483,6 +483,8 @@ static struct fuse_conn *new_conn(struct
atomic_set(&fc->num_waiting, 0);
fc->bdi.ra_pages = (VM_MAX_READAHEAD * 1024) / PAGE_CACHE_SIZE;
fc->bdi.unplug_io_fn = default_unplug_io_fn;
+ /* fuse does it's own writeback accounting */
+ fc->bdi.capabilities = BDI_CAP_NO_ACCT_WB;
fc->dev = sb->s_dev;
err = bdi_init(&fc->bdi);
if (err)
_
Patches currently in -mm which might be from mszeredi@xxxxxxx are
mm-rotate_reclaimable_page-cleanup.patch
vfs-create-proc-pid-mountinfo.patch
vfs-mountinfo-mm-fix.patch
vfs-pnode-cleanup.patch
vfs-mountinfo-stable-peer-group-id.patch
vfs-mountinfo-show-dominating-group-id.patch
vfs-optimization-to-proc-pid-mountinfo-patch.patch
vfs-mountinfo-only-show-mounts-under-tasks-root.patch
vfs-remove-lives_below_in_same_fs.patch
mm-bdi-export-bdi-attributes-in-sysfs.patch
mm-bdi-export-bdi-attributes-in-sysfs-fix.patch
mm-bdi-export-bdi-attributes-in-sysfs-fix-2.patch
mm-bdi-export-bdi-attributes-in-sysfs-fix-3.patch
mm-bdi-export-bdi-attributes-in-sysfs-fix-4.patch
mm-bdi-export-bdi-attributes-in-sysfs-ia64-fix.patch
mm-bdi-expose-the-bdi-object-in-sysfs-for-nfs.patch
mm-bdi-expose-the-bdi-object-in-sysfs-for-nfs-fix.patch
mm-bdi-expose-the-bdi-object-in-sysfs-for-fuse.patch
mm-bdi-expose-the-bdi-object-in-sysfs-for-fuse-fix.patch
mm-bdi-allow-setting-a-minimum-for-the-bdi-dirty-limit.patch
mm-bdi-allow-setting-a-maximum-for-the-bdi-dirty-limit.patch
mm-bdi-allow-setting-a-maximum-for-the-bdi-dirty-limit-fix.patch
mm-bdi-move-statistics-to-debugfs.patch
mm-bdi-add-separate-writeback-accounting-capability.patch
mm-bdi-export-bdi_writeout_inc.patch
mm-bdi-export-bdi_writeout_inc-fix.patch
mm-add-nr_writeback_temp-counter.patch
mm-document-missing-fields-for-proc-meminfo.patch
fuse-support-writable-mmap.patch
fuse-support-writable-mmap-fix.patch
fuse-clean-up-setting-i_size-in-write.patch
fuse-implement-perform_write.patch
fuse-update-file-size-on-short-read.patch
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