Messages in this thread Patch in this message | | | From | Saurabh Sengar <> | Subject | [PATCH] efi: replace GFP_KERNEL with GFP_ATOMIC | Date | Wed, 28 Oct 2015 00:12:29 +0530 |
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replace GFP_KERNEL with GFP_ATOMIC, as code while holding a spinlock should be atomic GFP_KERNEL may sleep and can cause deadlock, where as GFP_ATOMIC may fail but certainly avoids deadlock
Signed-off-by: Saurabh Sengar <saurabh.truth@gmail.com> --- drivers/firmware/efi/vars.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c index 70a0fb1..c07de85 100644 --- a/drivers/firmware/efi/vars.c +++ b/drivers/firmware/efi/vars.c @@ -334,7 +334,7 @@ static void dup_variable_bug(efi_char16_t *str16, efi_guid_t *vendor_guid, */ efivar_wq_enabled = false; - str8 = kzalloc(len8, GFP_KERNEL); + str8 = kzalloc(len8, GFP_ATOMIC); if (!str8) return; -- 1.9.1
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