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Subject[PATCH RFC PKS/PMEM 11/58] drivers/net: Utilize new kmap_thread()
Date
From: Ira Weiny <ira.weiny@intel.com>

The kmap() calls in these drivers are localized to a single thread. To
avoid the over head of global PKRS updates use the new kmap_thread()
call.

Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
---
drivers/net/ethernet/intel/igb/igb_ethtool.c | 4 ++--
drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index 6e8231c1ddf0..ac9189752012 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -1794,14 +1794,14 @@ static int igb_check_lbtest_frame(struct igb_rx_buffer *rx_buffer,

frame_size >>= 1;

- data = kmap(rx_buffer->page);
+ data = kmap_thread(rx_buffer->page);

if (data[3] != 0xFF ||
data[frame_size + 10] != 0xBE ||
data[frame_size + 12] != 0xAF)
match = false;

- kunmap(rx_buffer->page);
+ kunmap_thread(rx_buffer->page);

return match;
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index 71ec908266a6..7d469425f8b4 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -1963,14 +1963,14 @@ static bool ixgbe_check_lbtest_frame(struct ixgbe_rx_buffer *rx_buffer,

frame_size >>= 1;

- data = kmap(rx_buffer->page) + rx_buffer->page_offset;
+ data = kmap_thread(rx_buffer->page) + rx_buffer->page_offset;

if (data[3] != 0xFF ||
data[frame_size + 10] != 0xBE ||
data[frame_size + 12] != 0xAF)
match = false;

- kunmap(rx_buffer->page);
+ kunmap_thread(rx_buffer->page);

return match;
}
--
2.28.0.rc0.12.gb6a658bd00c9
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