pm: use GFP_ATOMIC when pm core call this function

commit aefefe92116b776203f95f3249ae61b94f73f170 upstream.

We shouldn't sleep in atomic sections.

Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
Cc: Oliver Neukum <ONeukum@suse.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>

diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c
index 87bfe549ad3f5044b8ce652434b98d00470672fc..92273fa6804a83b62a9e8ab8b0f1c7f73ce94378 100644 (file)
--- a/arch/blackfin/mach-common/pm.c
+++ b/arch/blackfin/mach-common/pm.c
@@ -144,7 +144,7 @@ int bfin_pm_suspend_mem_enter(void)
 
        unsigned char *memptr = kmalloc(L1_CODE_LENGTH + L1_DATA_A_LENGTH
                                         + L1_DATA_B_LENGTH + L1_SCRATCH_LENGTH,
-                                         GFP_KERNEL);
+                                         GFP_ATOMIC);
 
        if (memptr == NULL) {
                panic("bf53x_suspend_l1_mem malloc failed");