[PATCH 01/10] libata: return boolean values from ata_is_*

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This way we don't have to worry about the exact bit postition of the
test to leak out and any crazy propagation effects in the callers.

Suggested-by: Tejun Heo <tj@xxxxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 include/linux/libata.h | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/include/linux/libata.h b/include/linux/libata.h
index d15c19e..4e5a09c 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1063,32 +1063,32 @@ static inline unsigned int ata_prot_flags(u8 prot)
 	return 0;
 }
 
-static inline int ata_is_atapi(u8 prot)
+static inline bool ata_is_atapi(u8 prot)
 {
 	return ata_prot_flags(prot) & ATA_PROT_FLAG_ATAPI;
 }
 
-static inline int ata_is_nodata(u8 prot)
+static inline bool ata_is_nodata(u8 prot)
 {
 	return !(ata_prot_flags(prot) & ATA_PROT_FLAG_DATA);
 }
 
-static inline int ata_is_pio(u8 prot)
+static inline bool ata_is_pio(u8 prot)
 {
 	return ata_prot_flags(prot) & ATA_PROT_FLAG_PIO;
 }
 
-static inline int ata_is_dma(u8 prot)
+static inline bool ata_is_dma(u8 prot)
 {
 	return ata_prot_flags(prot) & ATA_PROT_FLAG_DMA;
 }
 
-static inline int ata_is_ncq(u8 prot)
+static inline bool ata_is_ncq(u8 prot)
 {
 	return ata_prot_flags(prot) & ATA_PROT_FLAG_NCQ;
 }
 
-static inline int ata_is_data(u8 prot)
+static inline bool ata_is_data(u8 prot)
 {
 	return ata_prot_flags(prot) & ATA_PROT_FLAG_DATA;
 }
@@ -1407,7 +1407,7 @@ static inline bool sata_pmp_attached(struct ata_port *ap)
 	return ap->nr_pmp_links != 0;
 }
 
-static inline int ata_is_host_link(const struct ata_link *link)
+static inline bool ata_is_host_link(const struct ata_link *link)
 {
 	return link == &link->ap->link || link == link->ap->slave_link;
 }
@@ -1422,7 +1422,7 @@ static inline bool sata_pmp_attached(struct ata_port *ap)
 	return false;
 }
 
-static inline int ata_is_host_link(const struct ata_link *link)
+static inline bool ata_is_host_link(const struct ata_link *link)
 {
 	return 1;
 }
-- 
2.1.4

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