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Subject[PATCH v2 3/5] hv: vmbus: Replace page definition with Hyper-V specific one
Replace PAGE_SIZE with HV_HYP_PAGE_SIZE because the guest page size may
not be 4096 on all architectures and Hyper-V always runs with a page
size of 4096.

Signed-off-by: Maya Nakamura <m.maya.nakamura@gmail.com>
---
drivers/hv/hyperv_vmbus.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index e5467b821f41..5489b061d261 100644
--- a/drivers/hv/hyperv_vmbus.h
+++ b/drivers/hv/hyperv_vmbus.h
@@ -208,11 +208,11 @@ int hv_ringbuffer_read(struct vmbus_channel *channel,
u64 *requestid, bool raw);

/*
- * Maximum channels is determined by the size of the interrupt page
- * which is PAGE_SIZE. 1/2 of PAGE_SIZE is for send endpoint interrupt
- * and the other is receive endpoint interrupt
+ * Maximum channels, 16348, is determined by the size of the interrupt page,
+ * which is HV_HYP_PAGE_SIZE. 1/2 of HV_HYP_PAGE_SIZE is to send endpoint
+ * interrupt, and the other is to receive endpoint interrupt.
*/
-#define MAX_NUM_CHANNELS ((PAGE_SIZE >> 1) << 3) /* 16348 channels */
+#define MAX_NUM_CHANNELS ((HV_HYP_PAGE_SIZE >> 1) << 3)

/* The value here must be in multiple of 32 */
/* TODO: Need to make this configurable */
--
2.17.1
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