19 Nov
2009
19 Nov
'09
3:07 p.m.
"Joakim" == Joakim Tjernlund Joakim.Tjernlund@transmode.se writes:
Joakim> This patch optimizes the direct copy procedure. Joakim> Uses get_unaligned() but only in one place. Joakim> The copy loop just above this one can also use this Joakim> optimization, but I havn't done so as I have not tested if it Joakim> is a win there too. Joakim> On my MPC8321 this is about 17% faster on my JFFS2 root FS Joakim> than the original. No speed test has been performed in u-boot.
On a mpc8347 board it's ~12% faster at decompressing the uImage (165ms).
Joakim> Signed-off-by: Joakim Tjernlund Joakim.Tjernlund@transmode.se
Acked-by: Peter Korsgaard jacmet@sunsite.dk
--
Bye, Peter Korsgaard