On 7/29/19 7:28 AM, Christoph Hellwig wrote:
We don't use this flag anymore, so remove it. Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Ralph Campbell <rcampbell@xxxxxxxxxx>
--- include/linux/migrate.h | 1 - 1 file changed, 1 deletion(-) diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 093d67fcf6dd..229153c2c496 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -167,7 +167,6 @@ static inline int migrate_misplaced_transhuge_page(struct mm_struct *mm, #define MIGRATE_PFN_LOCKED (1UL << 2) #define MIGRATE_PFN_WRITE (1UL << 3) #define MIGRATE_PFN_DEVICE (1UL << 4) -#define MIGRATE_PFN_ERROR (1UL << 5) #define MIGRATE_PFN_SHIFT 6
The MIGRATE_PFN_SHIFT could be reduced to 5 since it is only used to make room for the flags.
static inline struct page *migrate_pfn_to_page(unsigned long mpfn)
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