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[intel] Profile common virtual machine operations
authorMichael Brown <mcb30@ipxe.org>
Sun, 27 Apr 2014 20:51:26 +0000 (21:51 +0100)
committerMichael Brown <mcb30@ipxe.org>
Sun, 27 Apr 2014 22:14:48 +0000 (23:14 +0100)
commit8a3dcefc0c71f925e43febb5d8626c2e1f117212
tree25619aba5dbff24f98e5e0461e04713b5678b23ftree | snapshot
parent2c820d684afced4a73bb29484693c1a9e71c1583commit | diff
[intel] Profile common virtual machine operations

Operations which are negligible on physical hardware (such as issuing
a posted write to the transmit ring tail register) may involve
substantial amounts of processing within the hypervisor if running in
a virtual machine.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
src/drivers/net/intel.c diff | blob | blame | history
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