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hub / github.com/F-Stack/f-stack / bufqueue

Function bufqueue

freebsd/kern/vfs_bio.c:1472–1491  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

1470}
1471
1472static struct bufqueue *
1473bufqueue(struct buf *bp)
1474{
1475
1476 switch (bp->b_qindex) {
1477 case QUEUE_NONE:
1478 /* FALLTHROUGH */
1479 case QUEUE_SENTINEL:
1480 return (NULL);
1481 case QUEUE_EMPTY:
1482 return (&bqempty);
1483 case QUEUE_DIRTY:
1484 return (&bufdomain(bp)->bd_dirtyq);
1485 case QUEUE_CLEAN:
1486 return (&bufdomain(bp)->bd_subq[bp->b_subqueue]);
1487 default:
1488 break;
1489 }
1490 panic("bufqueue(%p): Unhandled type %d\n", bp, bp->b_qindex);
1491}
1492
1493/*
1494 * Return the locked bufqueue that bp is a member of.

Callers 2

bufqueue_acquireFunction · 0.70
bq_removeFunction · 0.70

Calls 2

bufdomainFunction · 0.70
panicFunction · 0.70

Tested by

no test coverage detected