Messages in this thread |  | | Date | Mon, 26 Aug 2002 15:09:43 -0600 (MDT) | From | Thunder from the hill <> | Subject | Re: [PATCH] make raid5 checksums preempt-safe |
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Hi,
On 26 Aug 2002, Robert Love wrote: > @@ -543,6 +545,7 @@ > #define XMMS_SAVE \ > + preempt_disable(); \ > __asm__ __volatile__ ( \ > "movl %%cr0,%0 ;\n\t" \ > "clts ;\n\t" \ > @@ -564,7 +567,8 @@ > "movl %0,%%cr0 ;\n\t" \ > : \ > : "r" (cr0), "r" (xmm_save) \ > - : "memory") > + : "memory") \ > + preempt_enable(); > @@ -38,7 +38,8 @@ > #define XMMS_SAVE \ > - asm volatile ( \ > + preempt_disable(); \ > + asm volatile ( \ > "movq %%cr0,%0 ;\n\t" \ > "clts ;\n\t" \ > "movups %%xmm0,(%1) ;\n\t" \ > @@ -59,7 +60,8 @@ > "movq %0,%%cr0 ;\n\t" \ > : \ > : "r" (cr0), "r" (xmm_save) \ > - : "memory") > + : "memory") \ > + preempt_enable();
These will suck when on if, I guess... Anyway, will this compile at all? There seems no semicolon after the asm volatile ()
Thunder -- --./../...-/. -.--/---/..-/.-./..././.-../..-. .---/..-/.../- .- --/../-./..-/-/./--..-- ../.----./.-../.-.. --./../...-/. -.--/---/..- .- -/---/--/---/.-./.-./---/.--/.-.-.- --./.-/-.../.-./.././.-../.-.-.-
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