On 27/04/2026 17:34, Ard Biesheuvel wrote: > From: Ard Biesheuvel <[email protected]> > > The memblock API guarantees that start is not greater than or equal to > end, so there is no need to test it. And if it were, it is doubtful that > breaking out of the loop would be a reasonable course of action here > (rather than attempting to map the remaining regions) > > So let's drop this check. > > Reviewed-by: Ryan Roberts <[email protected]> > Signed-off-by: Ard Biesheuvel <[email protected]>
Reviewed-by: Kevin Brodsky <[email protected]> > --- > arch/arm64/mm/mmu.c | 2 -- > 1 file changed, 2 deletions(-) > > diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c > index 005844e521bd..bfbf3fe0d1be 100644 > --- a/arch/arm64/mm/mmu.c > +++ b/arch/arm64/mm/mmu.c > @@ -1177,8 +1177,6 @@ static void __init map_mem(pgd_t *pgdp) > > /* map all the memory banks */ > for_each_mem_range(i, &start, &end) { > - if (start >= end) > - break; > /* > * The linear map must allow allocation tags reading/writing > * if MTE is present. Otherwise, it has the same attributes as
