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Index: libsrc/posixio.c
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===================================================================
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--- libsrc/posixio.c (revision 1125)
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+++ libsrc/posixio.c (working copy)
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@@ -505,6 +505,22 @@
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/* copy upper half into lower half */
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(void) memcpy(pxp->bf_base, middle, pxp->bf_cnt);
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}
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+ else /* added to fix nofill bug */
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+ {
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+ assert(pxp->bf_extent == 2 * pxp->blksz);
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+ /* still have to page out lower half, if modified */
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+ if(fIsSet(pxp->bf_rflags, RGN_MODIFIED))
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+ {
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+ assert(pxp->bf_refcount <= 0);
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+ status = px_pgout(nciop,
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+ pxp->bf_offset,
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+ pxp->blksz,
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+ pxp->bf_base,
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+ &pxp->pos);
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+ if(status != ENOERR)
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+ return status;
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+ }
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+ }
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pxp->bf_offset = blkoffset;
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/* pxp->bf_extent = pxp->blksz; */
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