gve: Fix GFP flags when allocing pages

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Use GFP_ATOMIC when allocating pages out of the hotpath,
continue to use GFP_KERNEL when allocating pages during setup.

GFP_KERNEL will allow blocking which allows it to succeed
more often in a low memory enviornment but in the hotpath we do
not want to allow the allocation to block.

Fixes: f5cedc84a3 ("gve: Add transmit and receive support")
Signed-off-by: Catherine Sullivan <csully@google.com>
Signed-off-by: David Awogbemila <awogbemila@google.com>
Link: https://lore.kernel.org/r/20220126003843.3584521-1-awogbemila@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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Catherine Sullivan 2022-01-25 16:38:43 -08:00 • committed by Jakub Kicinski

parent 2f65132843

commit a92f7a6fee

4 changed files with 7 additions and 6 deletions

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2

drivers/net/ethernet/google/gve/gve.h

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6

drivers/net/ethernet/google/gve/gve_main.c

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3

drivers/net/ethernet/google/gve/gve_rx.c

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drivers/net/ethernet/google/gve/gve_rx_dqo.c

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