* NUMA-Q breakage 6/7 lack of bio splitting workaround
@ 2002-07-12 22:40 William Lee Irwin III
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From: William Lee Irwin III @ 2002-07-12 22:40 UTC (permalink / raw)
To: linux-kernel; +Cc: axboe, akpm
NUMA-Q's have qlogicisp adapters for their boot bays. Until the block
I/O issue is resolved, they can't boot. I've bugged you about this
before, but for completeness' sake, here it is.
Workaround (due to akpm) below.
Cheers,
Bill
===== fs/mpage.c 1.10 vs edited =====
--- 1.10/fs/mpage.c Thu Jul 4 09:17:30 2002
+++ edited/fs/mpage.c Fri Jul 12 01:03:03 2002
@@ -24,7 +24,7 @@
* The largest-sized BIO which this code will assemble, in bytes. Set this
* to PAGE_CACHE_SIZE if your drivers are broken.
*/
-#define MPAGE_BIO_MAX_SIZE BIO_MAX_SIZE
+#define MPAGE_BIO_MAX_SIZE PAGE_CACHE_SIZE
/*
* I/O completion handler for multipage BIOs.
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