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Reformat previous fix to remove an uglier than average goto.

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Looked OK to:	dg
This commit is contained in:
Stephen McKay 1999-07-05 12:50:54 +00:00
parent 712020a15a
commit 652fcae07c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=48590
1 changed files with 11 additions and 9 deletions
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20
sys/vm/vm_pager.c
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@ -61,7 +61,7 @@
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*
* $Id: vm_pager.c,v 1.49 1999/06/27 11:44:22 peter Exp $
* $Id: vm_pager.c,v 1.50 1999/07/04 00:25:38 mckusick Exp $
*/
/*
@ -377,18 +377,20 @@ getpbuf(pfreecnt)
s = splvm();
retry:
if (pfreecnt) {
while (*pfreecnt == 0) {
tsleep(pfreecnt, PVM, "wswbuf0", 0);
for (;;) {
if (pfreecnt) {
while (*pfreecnt == 0) {
tsleep(pfreecnt, PVM, "wswbuf0", 0);
}
}
}
/* get a bp from the swap buffer header pool */
while ((bp = TAILQ_FIRST(&bswlist)) == NULL) {
/* get a bp from the swap buffer header pool */
if ((bp = TAILQ_FIRST(&bswlist)) != NULL)
break;
bswneeded = 1;
tsleep(&bswneeded, PVM, "wswbuf1", 0);
goto retry; /* loop in case someone else grabbed one */
/* loop in case someone else grabbed one */
}
TAILQ_REMOVE(&bswlist, bp, b_freelist);
if (pfreecnt)