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| author | Frans Kaashoek <[email protected]> | 2022-08-11 07:23:17 -0400 |
|---|---|---|
| committer | Frans Kaashoek <[email protected]> | 2022-08-11 07:23:17 -0400 |
| commit | 975f3b31d3fac2c271df3107263df6ae454a98be (patch) | |
| tree | 2bdd49745154445f12404aa7b2424ed5d86a5c13 /kernel/pipe.c | |
| parent | 4087a6e7fc773ba4eb217dfc196dfe1eee84b25d (diff) | |
| download | xv6-labs-975f3b31d3fac2c271df3107263df6ae454a98be.tar.gz xv6-labs-975f3b31d3fac2c271df3107263df6ae454a98be.tar.bz2 xv6-labs-975f3b31d3fac2c271df3107263df6ae454a98be.zip | |
Clean up using killed()
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 e438d7e..f6b501a 100644 --- a/kernel/pipe.c +++ b/kernel/pipe.c @@ -81,7 +81,7 @@ pipewrite(struct pipe *pi, uint64 addr, int n) acquire(&pi->lock); while(i < n){ - if(pi->readopen == 0 || __sync_add_and_fetch(&pr->killed,0)){ + if(pi->readopen == 0 || killed(pr)){ release(&pi->lock); return -1; } @@ -111,7 +111,7 @@ piperead(struct pipe *pi, uint64 addr, int n) acquire(&pi->lock); while(pi->nread == pi->nwrite && pi->writeopen){ //DOC: pipe-empty - if(__sync_add_and_fetch(&pr->killed,0)){ + if(killed(pr)){ release(&pi->lock); return -1; } |