Searched hist:c0d19e2b9a521bbdc33049ad92c94b517afda1f0 (Results 1 – 2 of 2) sorted by relevance
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| H A D | super.c | diff c0d19e2b9a521bbdc33049ad92c94b517afda1f0 Fri Apr 24 19:11:57 CEST 2015 David Sterba <dsterba@suse.cz> btrfs: add 'cold' compiler annotations to all error handling functions
The annotated functios will be placed into .text.unlikely section. The
annotation also hints compiler to move the code out of the hot paths,
and may implicitly mark if-statement leading to that block as unlikely.
This is a heuristic, the impact on the generated code is not
significant.
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
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| H A D | ctree.h | diff c0d19e2b9a521bbdc33049ad92c94b517afda1f0 Fri Apr 24 19:11:57 CEST 2015 David Sterba <dsterba@suse.cz> btrfs: add 'cold' compiler annotations to all error handling functions
The annotated functios will be placed into .text.unlikely section. The
annotation also hints compiler to move the code out of the hot paths,
and may implicitly mark if-statement leading to that block as unlikely.
This is a heuristic, the impact on the generated code is not
significant.
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
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