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mm: micro-optimise slab to avoid a function call
Getting and putting objects in SLAB currently requires a function call but the bulk of the work is related to PFMEMALLOC reserves which are only consumed when network-backed storage is critical. Use an inline function to determine if the function call is required. Signed-off-by: Mel Gorman <[email protected]> Cc: David Miller <[email protected]> Cc: Neil Brown <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Mike Christie <[email protected]> Cc: Eric B Munson <[email protected]> Cc: Eric Dumazet <[email protected]> Cc: Sebastian Andrzej Siewior <[email protected]> Cc: Mel Gorman <[email protected]> Cc: Christoph Lameter <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
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