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raw_bsd: introduce "special members"
On 08/05/13 15:03, Paolo Bonzini wrote: > > [...] > > 3) These members are special > > .format_name is the string "raw" > .bdrv_open raw_open should set bs->sg to bs->file->sg and return 0 > .bdrv_close raw_close should do nothing > .bdrv_probe raw_probe should just return 1. v1->v2: On 08/20/13 10:11, Kevin Wolf wrote: > Am 16.08.2013 um 16:15 hat Laszlo Ersek geschrieben: >> +static int raw_probe(void) >> +{ >> + return 1; >> +} > > Maybe add a comment here like "smallest possible positive score so that > raw is used if and only if no other block driver works". Signed-off-by: Laszlo Ersek <lersek@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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@ -112,3 +112,26 @@ static TYPE raw_create(void)
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{
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return bdrv_create_file();
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}
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static const char *raw_format_name(void)
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{
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return "raw";
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}
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static int raw_open(BlockDriverState *bs)
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{
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bs->sg = bs->file->sg;
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return 0;
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}
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static void raw_close(void)
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{
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}
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static int raw_probe(void)
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{
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/* smallest possible positive score so that raw is used if and only if no
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* other block driver works
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*/
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return 1;
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}
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