Files
erofs-linux/drivers/block
Jan Beulich 3b4f18843e xen-blkfront: correct maximum segment accounting
Making use of "max_indirect_segments=" has issues:
- blkfront_setup_indirect() may end up with zero psegs when PAGE_SIZE
  is sufficiently much larger than XEN_PAGE_SIZE
- the variable driven by the command line option
  (xen_blkif_max_segments) has a somewhat different purpose, and hence
  should namely never end up being zero
- as long as the specified value is lower than the legacy default,
  we better don't use indirect segments at all (or we'd in fact lower
  throughput)

Signed-off-by: Jan Beulich <[email protected]>
Signed-off-by: Konrad Rzeszutek Wilk <[email protected]>
2017-01-23 13:27:42 -05:00
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2017-01-10 18:31:55 -08:00
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2016-11-22 08:57:55 -07:00
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2016-12-25 17:21:22 +01:00
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