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authorDan Williams <[email protected]>2016-01-06 20:03:42 +0000
committerDan Williams <[email protected]>2016-01-10 06:42:31 +0000
commit57f7f317abdd07954cb116280c88d18378afb33e (patch)
tree8f39a9ea74d7babfbccfd0bcafc01e0e284499f4 /lib/dma-debug.c
parentpmem: fail io-requests to known bad blocks (diff)
downloadkernel-57f7f317abdd07954cb116280c88d18378afb33e.tar.gz
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pmem, dax: disable dax in the presence of bad blocks
Longer term teach dax to punch "error" holes in mapping requests and deliver SIGBUS to applications that consume a bad pmem page. For now, simply disable the dax performance optimization in the presence of known errors. Signed-off-by: Dan Williams <[email protected]>
Diffstat (limited to 'lib/dma-debug.c')
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