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Add comment about where b_iocmd and b_ioflags come from.

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This commit is contained in:
Warner Losh 2016-04-14 04:16:31 +00:00
parent f79bedf5ad
commit d303752b50
1 changed files with 2 additions and 2 deletions
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4
sys/sys/buf.h
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@ -98,8 +98,8 @@ struct buf {
void *b_caller1;
caddr_t b_data;
int b_error;
uint8_t b_iocmd;
uint8_t b_ioflags;
uint8_t b_iocmd; /* BIO_* bio_cmd from bio.h */
uint8_t b_ioflags; /* BIO_* bio_flags from bio.h */
off_t b_iooffset;
long b_resid;
void (*b_iodone)(struct buf *);