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android-kvm / kvmtool / ac70b5aae6f514465bca744496ce7fb7859c6378
commitac70b5aae6f514465bca744496ce7fb7859c6378[log] [tgz]
authorJean-Philippe Brucker <jean-philippe.brucker@arm.com>Mon Jun 18 19:42:05 2018 +0100
committerWill Deacon <will.deacon@arm.com>Tue Jun 19 12:26:40 2018 +0100
tree05f9f169f66074d8899356b556e2ea260b584f36
parentb70d1b9fc0a9ac6c47b0b9ef2fe80bf3542b0bb3 [diff]
Add fls_long and roundup_pow_of_two helpers

It's always nice to have a log2 handy, and the vfio-pci code will need to
perform power of two allocation from an arbitrary size. Add fls_long and
roundup_pow_of_two, based on the GCC builtin.

Reviewed-by: Punit Agrawal <punit.agrawal@arm.com>
Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
1 file changed
tree: 05f9f169f66074d8899356b556e2ea260b584f36
  1. arm/
  2. config/
  3. disk/
  4. Documentation/
  5. guest/
  6. hw/
  7. include/
  8. mips/
  9. net/
  10. powerpc/
  11. tests/
  12. ui/
  13. util/
  14. virtio/
  15. x86/
  16. .gitignore
  17. builtin-balloon.c
  18. builtin-debug.c
  19. builtin-help.c
  20. builtin-list.c
  21. builtin-pause.c
  22. builtin-resume.c
  23. builtin-run.c
  24. builtin-sandbox.c
  25. builtin-setup.c
  26. builtin-stat.c
  27. builtin-stop.c
  28. builtin-version.c
  29. code16gcc.h
  30. COPYING
  31. CREDITS-Git
  32. devices.c
  33. framebuffer.c
  34. guest_compat.c
  35. INSTALL
  36. ioeventfd.c
  37. ioport.c
  38. irq.c
  39. kvm-cmd.c
  40. kvm-cpu.c
  41. kvm-ipc.c
  42. kvm.c
  43. main.c
  44. Makefile
  45. mmio.c
  46. pci.c
  47. README
  48. symbol.c
  49. term.c