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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/src/linux-headers-4.4.0-154-generic/arch/mips/include/asm/ |
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#ifndef ASM_EDAC_H
#define ASM_EDAC_H
#include <asm/compiler.h>
/* ECC atomic, DMA, SMP and interrupt safe scrub function */
static inline void edac_atomic_scrub(void *va, u32 size)
{
unsigned long *virt_addr = va;
unsigned long temp;
u32 i;
for (i = 0; i < size / sizeof(unsigned long); i++) {
/*
* Very carefully read and write to memory atomically
* so we are interrupt, DMA and SMP safe.
*
* Intel: asm("lock; addl $0, %0"::"m"(*virt_addr));
*/
__asm__ __volatile__ (
" .set mips2 \n"
"1: ll %0, %1 # edac_atomic_scrub \n"
" addu %0, $0 \n"
" sc %0, %1 \n"
" beqz %0, 1b \n"
" .set mips0 \n"
: "=&r" (temp), "=" GCC_OFF_SMALL_ASM() (*virt_addr)
: GCC_OFF_SMALL_ASM() (*virt_addr));
virt_addr++;
}
}
#endif