From: Miklos Szeredi <miklos@szeredi.hu>
From: Miklos Szeredi <mszeredi@suse.cz>
To: akpm@linux-foundation.org
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-mm@kvack.org
Subject: [patch 1/3] mm: bdi: export bdi_writeout_inc()
Date: Mon, 04 Feb 2008 15:41:43 +0100 [thread overview]
Message-ID: <20080204144204.739740888@szeredi.hu> (raw)
In-Reply-To: <20080204144142.002127391@szeredi.hu>
[-- Attachment #1: export_bdi_writeout_inc.patch --]
[-- Type: text/plain, Size: 1641 bytes --]
Fuse needs this for writable mmap support.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
---
Index: linux/include/linux/backing-dev.h
===================================================================
--- linux.orig/include/linux/backing-dev.h 2008-02-04 12:29:01.000000000 +0100
+++ linux/include/linux/backing-dev.h 2008-02-04 13:01:23.000000000 +0100
@@ -149,6 +149,8 @@ static inline unsigned long bdi_stat_err
int bdi_set_min_ratio(struct backing_dev_info *bdi, unsigned int min_ratio);
int bdi_set_max_ratio(struct backing_dev_info *bdi, unsigned int max_ratio);
+extern void bdi_writeout_inc(struct backing_dev_info *bdi);
+
/*
* Flags in backing_dev_info::capability
* - The first two flags control whether dirty pages will contribute to the
Index: linux/mm/page-writeback.c
===================================================================
--- linux.orig/mm/page-writeback.c 2008-02-04 12:29:01.000000000 +0100
+++ linux/mm/page-writeback.c 2008-02-04 13:01:23.000000000 +0100
@@ -168,6 +168,16 @@ static inline void __bdi_writeout_inc(st
bdi->max_prop_frac);
}
+void bdi_writeout_inc(struct backing_dev_info *bdi)
+{
+ unsigned long flags;
+
+ local_irq_save(flags);
+ __bdi_writeout_inc(bdi);
+ local_irq_restore(flags);
+}
+EXPORT_SYMBOL(bdi_writeout_inc);
+
static inline void task_dirty_inc(struct task_struct *tsk)
{
prop_inc_single(&vm_dirties, &tsk->dirties);
--
--
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next prev parent reply other threads:[~2008-02-04 14:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-04 14:41 [patch 0/3] fuse: writable mmap Miklos Szeredi
2008-02-04 14:41 ` Miklos Szeredi, Miklos Szeredi [this message]
2008-02-04 14:41 ` [patch 2/3] mm: Add NR_WRITEBACK_TEMP counter Miklos Szeredi, Miklos Szeredi
2008-02-04 14:41 ` [patch 3/3] fuse: support writable mmap Miklos Szeredi, Miklos Szeredi
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