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vgavesa: fix race

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This commit is contained in:
cinap_lenrek 2011-08-23 06:11:16 +02:00
parent b25e48b949
commit 1a82d67770
1 changed files with 4 additions and 0 deletions
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4
sys/src/9/pc/vgavesa.c
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@ -265,6 +265,10 @@ vesadisable(VGAscr *)
{ {
vesactl = Cdisable; vesactl = Cdisable;
wakeup(&vesar); wakeup(&vesar);
/* wait for vesaproc to finish */
qlock(&vesaq);
qunlock(&vesaq);
} }
static void static void