[IA64] ia64_set_psr should use srlz.i

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From: Linux Kernel Mailing List
Date: Tuesday, February 5, 2008 - 1:08 pm

Gitweb:     http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f00c2d...
Commit:     f00c2d36bf6d7efece79713930763d9a0460283e
Parent:     a7d57ecf4216ed29328f8e701bd65ebb66a0284c
Author:     Xiantao Zhang <xiantao.zhang@intel.com>
AuthorDate: Thu Jan 31 17:46:09 2008 +0800
Committer:  Tony Luck <tony.luck@intel.com>
CommitDate: Mon Feb 4 15:50:13 2008 -0800

    [IA64] ia64_set_psr should use srlz.i
    
    The only in kernel use of ia64_set_psr() needs to follow
    it with a srlz.i (since it is changing state for PSR.ic).
    So it is pointless to issue srlz.d inside this function.
    
    Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
    Signed-off-by: Tony Luck <tony.luck@intel.com>
---
 arch/ia64/kernel/efi.c       |    1 -
 include/asm-ia64/processor.h |    2 +-
 2 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index d59134d..919070a 100644
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -421,7 +421,6 @@ efi_map_pal_code (void)
 		 pte_val(pfn_pte(__pa(pal_vaddr) >> PAGE_SHIFT, PAGE_KERNEL)),
 		 IA64_GRANULE_SHIFT);
 	ia64_set_psr(psr);		/* restore psr */
-	ia64_srlz_i();
 }
 
 void __init
diff --git a/include/asm-ia64/processor.h b/include/asm-ia64/processor.h
index be3b0ae..038642f 100644
--- a/include/asm-ia64/processor.h
+++ b/include/asm-ia64/processor.h
@@ -472,7 +472,7 @@ ia64_set_psr (__u64 psr)
 {
 	ia64_stop();
 	ia64_setreg(_IA64_REG_PSR_L, psr);
-	ia64_srlz_d();
+	ia64_srlz_i();
 }
 
 /*
-
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[IA64] ia64_set_psr should use srlz.i, Linux Kernel Mailing ..., (Tue Feb 5, 1:08 pm)