Commit7319ab9

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Add a SYNC instruction to the S_UNLOCK sequence for MIPS.

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Lines changed: 9 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -66,7 +66,7 @@`
`66`	`66`	`* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group`
`67`	`67`	`* Portions Copyright (c) 1994, Regents of the University of California`
`68`	`68`	`*`
`69`		`- * $PostgreSQL: pgsql/src/include/storage/s_lock.h,v 1.138 2005/08/27 16:22:48 tgl Exp $`
	`69`	`+ * $PostgreSQL: pgsql/src/include/storage/s_lock.h,v 1.139 2005/08/28 18:26:01 tgl Exp $`
`70`	`70`	`*`
`71`	`71`	`*-------------------------------------------------------------------------`
`72`	`72`	`*/`
`@@ -487,6 +487,14 @@ tas(volatile slock_t *lock)`
`487`	`487`	`return_res;`
`488`	`488`	`}`
`489`	`489`
	`490`	`+/* MIPS S_UNLOCK is almost standard but requires a "sync" instruction */`
	`491`	`+#defineS_UNLOCK(lock)\`
	`492`	`+do \`
	`493`	`+{\`
	`494`	`+__asm__ __volatile__ ("sync \n"); \`
	`495`	`+((volatile slock_t ) (lock)) = 0; \`
	`496`	`+} while (0)`
	`497`	`+`
`490`	`498`	`#endif/* __mips__ && !__sgi */`
`491`	`499`
`492`	`500`

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