Release 4.9 arch/x86/kernel/paravirt_patch_32.c
#include <asm/paravirt.h>
DEF_NATIVE(pv_irq_ops, irq_disable, "cli");
DEF_NATIVE(pv_irq_ops, irq_enable, "sti");
DEF_NATIVE(pv_irq_ops, restore_fl, "push %eax; popf");
DEF_NATIVE(pv_irq_ops, save_fl, "pushf; pop %eax");
DEF_NATIVE(pv_cpu_ops, iret, "iret");
DEF_NATIVE(pv_mmu_ops, read_cr2, "mov %cr2, %eax");
DEF_NATIVE(pv_mmu_ops, write_cr3, "mov %eax, %cr3");
DEF_NATIVE(pv_mmu_ops, read_cr3, "mov %cr3, %eax");
DEF_NATIVE(pv_cpu_ops, clts, "clts");
#if defined(CONFIG_PARAVIRT_SPINLOCKS)
DEF_NATIVE(pv_lock_ops, queued_spin_unlock, "movb $0, (%eax)");
#endif
unsigned paravirt_patch_ident_32(void *insnbuf, unsigned len)
{
/* arg in %eax, return in %eax */
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| jeremy fitzhardinge | jeremy fitzhardinge | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
unsigned paravirt_patch_ident_64(void *insnbuf, unsigned len)
{
/* arg in %edx:%eax, return in %edx:%eax */
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| jeremy fitzhardinge | jeremy fitzhardinge | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
extern bool pv_is_native_spin_unlock(void);
unsigned native_patch(u8 type, u16 clobbers, void *ibuf,
unsigned long addr, unsigned len)
{
const unsigned char *start, *end;
unsigned ret;
#define PATCH_SITE(ops, x) \
case PARAVIRT_PATCH(ops.x): \
start = start_##ops##_##x; \
end = end_##ops##_##x; \
goto patch_site
switch (type) {
PATCH_SITE(pv_irq_ops, irq_disable);
PATCH_SITE(pv_irq_ops, irq_enable);
PATCH_SITE(pv_irq_ops, restore_fl);
PATCH_SITE(pv_irq_ops, save_fl);
PATCH_SITE(pv_cpu_ops, iret);
PATCH_SITE(pv_mmu_ops, read_cr2);
PATCH_SITE(pv_mmu_ops, read_cr3);
PATCH_SITE(pv_mmu_ops, write_cr3);
PATCH_SITE(pv_cpu_ops, clts);
#if defined(CONFIG_PARAVIRT_SPINLOCKS)
case PARAVIRT_PATCH(pv_lock_ops.queued_spin_unlock):
if (pv_is_native_spin_unlock()) {
start = start_pv_lock_ops_queued_spin_unlock;
end = end_pv_lock_ops_queued_spin_unlock;
goto patch_site;
}
#endif
default:
ret = paravirt_patch_default(type, clobbers, ibuf, addr, len);
break;
patch_site:
ret = paravirt_patch_insns(ibuf, len, start, end);
break;
}
#undef PATCH_SITE
return ret;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| glauber de oliveira costa | glauber de oliveira costa | 140 | 75.27% | 1 | 50.00% |
| peter zijlstra | peter zijlstra | 46 | 24.73% | 1 | 50.00% |
| Total | 186 | 100.00% | 2 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| glauber de oliveira costa | glauber de oliveira costa | 224 | 68.71% | 1 | 33.33% |
| peter zijlstra | peter zijlstra | 70 | 21.47% | 1 | 33.33% |
| jeremy fitzhardinge | jeremy fitzhardinge | 32 | 9.82% | 1 | 33.33% |
| Total | 326 | 100.00% | 3 | 100.00% |