On 2019/06/26 1:06, Chaitanya Kulkarni wrote: > On 06/25/2019 08:59 AM, Bart Van Assche wrote: >> On 6/24/19 8:24 PM, Chaitanya Kulkarni wrote: >>> nit:- Can we use is_vmalloc_addr() call directly so that >>> "if (is_vmalloc)" -> "if (is_vmalloc_addr(data))" and remove is_vmalloc >>> variable. >> That would change a single call of is_vmalloc_addr() into multiple? > > Well is_vmalloc_addr() it is an in-line helper with address comparison. > > is it too expensive to have such a comparison in the loop ? Probably not, but I do not see the point in calling it for every page either since the cost of the additional bool on the stack is likely also very low. -- Damien Le Moal Western Digital Research