• Linus Torvalds's avatar
    ide: re-code ide_fixstring() loop to be less evil · 1a7809e3
    Linus Torvalds authored
    On Friday 25 July 2008, Linus Torvalds wrote:
    > 
    > On Fri, 25 Jul 2008, Ben Dooks wrote:
    > > 
    > > personally, i would much prefer to see the loop being less evil
    > > like:
    > > 
    > > 	for (p = s; p < end; p += 2)
    > > 		be16_to_cpus((u16 *)p);
    > 
    > Well, in this case, the code actually depends on 'p' being back at the 
    > start of the buffer by the end of it all, so it would need some more 
    > changes than that. 
    > 
    > But yes, I applied David's patch, but I _also_ suspect that we would be 
    > better off without code that does horrid things like casts and assignments 
    > inside the function arguments.
    > 
    > So it would be nice to re-code that loop to be more readable. But due to 
    > the reliance of 'p' being 's' after the loop, the minimal patch would be 
    > something like the appended.
    > 
    > Bartlomiej - take this or not, I'm not going to commit it - I haven't 
    > tested it, nor do I even have any machines that would trigger it. So this 
    > is more a "maybe something like this" than anything else.
    
    From: Linus Torvalds <torvalds@linux-foundation.org>
    CC: Ben Dooks <ben-linux@fluff.org>
    Cc: David Miller <davem@davemloft.net>
    Cc: harvey.harrison@gmail.com
    Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
    1a7809e3
ide-iops.c 31 KB