XFS had no means to apply memory pressure to delwri metadata, this adds it.
Date: Mon Jul 2 19:29:39 PDT 2001
Workarea: jen.americas.sgi.com:/src/lord/xfs-linux.2.4
The following file(s) were checked into:
bonnie.engr.sgi.com:/isms/slinx/2.4.x-xfs
Modid: 2.4.x-xfs:slinx:98098a
linux/include/linux/page_buf.h - 1.96
- prototype for delwri flush call
linux/fs/pagebuf/page_buf.c - 1.91
- Add exported interface to flush metadata delwri queue, push out the
delwri queue when page allocates start failing.
linux/fs/xfs_support/kmem.c - 1.9
- push out the pagebuf delwri queue when page allocates start failing.
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