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| author | Wang Sheng-Hui <shhuiw@gmail.com> | 2014-05-07 09:28:12 +0200 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2014-05-13 17:51:10 +0200 |
| commit | e540e835f89c3cfa0eca5d909047224c78c874a8 (patch) | |
| tree | 2782e451ea639a82aa05a1617781ba6078bd4be5 /arch/tile | |
| parent | tile: use BOOTMEM_DEFAULT instead of magic number 0 for reserve_bootmem flags (diff) | |
| download | linux-e540e835f89c3cfa0eca5d909047224c78c874a8.tar.xz linux-e540e835f89c3cfa0eca5d909047224c78c874a8.zip | |
tile: cleanup the comment in init_pgprot
In tile vmlinux, the rodata area start after the _sdata.
The rodata area is included between [_sdata, __end_rodata),
and is handled at an earlier point.
The page walk starts at __end_rodata, not _sdata.
Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Diffstat (limited to 'arch/tile')
| -rw-r--r-- | arch/tile/mm/init.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/tile/mm/init.c b/arch/tile/mm/init.c index 0fa1acfac79a..7ba1dc3d41fa 100644 --- a/arch/tile/mm/init.c +++ b/arch/tile/mm/init.c @@ -273,9 +273,9 @@ static pgprot_t __init init_pgprot(ulong address) /* * Otherwise we just hand out consecutive cpus. To avoid * requiring this function to hold state, we just walk forward from - * _sdata by PAGE_SIZE, skipping the readonly and init data, to reach - * the requested address, while walking cpu home around kdata_mask. - * This is typically no more than a dozen or so iterations. + * __end_rodata by PAGE_SIZE, skipping the readonly and init data, to + * reach the requested address, while walking cpu home around + * kdata_mask. This is typically no more than a dozen or so iterations. */ page = (((ulong)__end_rodata) + PAGE_SIZE - 1) & PAGE_MASK; BUG_ON(address < page || address >= (ulong)_end); |