diff options
Diffstat (limited to 'kernel/pipe.c')
-rw-r--r-- | kernel/pipe.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/pipe.c b/kernel/pipe.c index c3a8acf..e358283 100644 --- a/kernel/pipe.c +++ b/kernel/pipe.c @@ -88,13 +88,13 @@ pipewrite(struct pipe *pi, uint64 addr, int n) return -1; } wakeup(&pi->nread); - sleep(&pi->nwrite, &pi->lock); //DOC: pipewrite-sleep + sleep(&pi->nwrite, &pi->lock); } if(copyin(pr->pagetable, &ch, addr + i, 1) == -1) break; pi->data[pi->nwrite++ % PIPESIZE] = ch; } - wakeup(&pi->nread); //DOC: pipewrite-wakeup1 + wakeup(&pi->nread); release(&pi->lock); return n; } |