On Wed, Dec 28, 2016 at 5:16 PM, <[email protected]> wrote: > > diff --git a/storage/innobase/fil/fil0crypt.cc b/storage/innobase/fil/ > fil0crypt.cc > index 75efcdfdab0..095b9f706c0 100644 > --- a/storage/innobase/fil/fil0crypt.cc > +++ b/storage/innobase/fil/fil0crypt.cc > @@ -1179,10 +1179,11 @@ fil_crypt_start_encrypting_space( > > /* 3 - compute location to store crypt data */ > byte* frame = buf_block_get_frame(block); > - ulint maxsize = 0; > ut_ad(crypt_data); > - crypt_data->page0_offset = > - fsp_header_get_crypt_offset(page_size, &maxsize); > + crypt_data->page0_offset = FSP_HEADER_OFFSET > + + fsp_header_get_encryption_offset(page_size); > + const ulint maxsize = page_size.logical() > + - crypt_data->page0_offset - FIL_PAGE_DATA_END; > > This I do not like, why fsp_header_get_encryption_offset does not calculate the actual offset so that there is no need for adjustments? Now every place where you call this you need to add FSP_HEADER_OFFSET to returned offset. Similarly for maxsize actually meaning free space on the page. This is naturally technically correct, but is it maintainable?
R: Jan
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