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Subject[PATCH v3 1/2] tpm: Use GFP_KERNEL for allocating struct tpm_buf
Date
Switch from GFP_HIGHUSER to GFP_KERNEL. On 32-bit platforms kmap() space
could be unnecessarily wasted because of using GFP_HIGHUSER by taking a
page of from the highmem.

Suggested-by: James Bottomley <jejb@linux.ibm.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
---
drivers/char/tpm/tpm.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index a4f74dd02a35..d20745965350 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -297,7 +297,7 @@ static inline void tpm_buf_reset(struct tpm_buf *buf, u16 tag, u32 ordinal)

static inline int tpm_buf_init(struct tpm_buf *buf, u16 tag, u32 ordinal)
{
- buf->data_page = alloc_page(GFP_HIGHUSER);
+ buf->data_page = alloc_page(GFP_KERNEL);
if (!buf->data_page)
return -ENOMEM;

--
2.20.1
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