[PATCH] arch: x86: platform: efi: Disabling interrupt around kmalloc

From: Tapasweni Pathak
Date: Mon Mar 02 2015 - 21:58:18 EST


Disabling interrupts around kmalloc() is less than ideal. Move it
after the kmalloc().

Found using Coccinelle.

Signed-off-by: Tapasweni Pathak <tapaswenipathak@xxxxxxxxx>
Suggested-by: Matt Fleming <matt.fleming@xxxxxxxxx>
---
arch/x86/platform/efi/efi_64.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
index 17e80d8..5d6af59 100644
--- a/arch/x86/platform/efi/efi_64.c
+++ b/arch/x86/platform/efi/efi_64.c
@@ -88,10 +88,10 @@ void __init efi_call_phys_prolog(void)
return;

early_code_mapping_set_exec(1);
- local_irq_save(efi_flags);

n_pgds = DIV_ROUND_UP((max_pfn << PAGE_SHIFT), PGDIR_SIZE);
save_pgd = kmalloc(n_pgds * sizeof(pgd_t), GFP_KERNEL);
+ local_irq_save(efi_flags);

for (pgd = 0; pgd < n_pgds; pgd++) {
save_pgd[pgd] = *pgd_offset_k(pgd * PGDIR_SIZE);
--
1.7.9.5

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