diff options
| -rw-r--r-- | sys/dev/sound/pcm/channel.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/sys/dev/sound/pcm/channel.c b/sys/dev/sound/pcm/channel.c index d88f0e2..3fd8a3e 100644 --- a/sys/dev/sound/pcm/channel.c +++ b/sys/dev/sound/pcm/channel.c @@ -353,27 +353,12 @@ chn_wrintr(struct pcm_channel *c) int chn_write(struct pcm_channel *c, struct uio *buf) { - int ret, newsize, count, sz; + int ret, count, sz; struct snd_dbuf *bs = c->bufsoft; void *off; int t, x, togo, p; CHN_LOCKASSERT(c); - /* - * XXX Certain applications attempt to write larger size - * of pcm data than c->blocksize2nd without blocking, - * resulting partial write. Expand the block size so that - * the write operation avoids blocking. - */ - if ((c->flags & CHN_F_NBIO) && buf->uio_resid > sndbuf_getblksz(bs)) { - DEB(device_printf(c->dev, "broken app, nbio and tried to write %d bytes with fragsz %d\n", - buf->uio_resid, sndbuf_getblksz(bs))); - newsize = 16; - while (newsize < min(buf->uio_resid, CHN_2NDBUFMAXSIZE / 2)) - newsize <<= 1; - chn_setblocksize(c, sndbuf_getblkcnt(bs), newsize); - DEB(device_printf(c->dev, "frags reset to %d x %d\n", sndbuf_getblkcnt(bs), sndbuf_getblksz(bs))); - } ret = 0; count = hz; |
