Message ID | 1363176300-9016-1-git-send-email-dedekind1@gmail.com |
---|---|
State | Accepted |
Commit | ecb42fea59cf2d1e7160c5c7e707120e0e6714db |
Headers | show |
On Wed, 2013-03-13 at 14:05 +0200, Artem Bityutskiy wrote: > From: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> > > Use 'unsigned int' instead of 'unsigned long' in the NAND chip description data > structure, because 32-bits is more than enough for our purposes. We do not need > 64-bits, which is what we end up on 64-bit architectures. We declare many > instances of this data structure, so this should help saving some amount of > memory. > > Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Pushed to l2-mtd.git.
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 0c40beb..e2c7173 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -578,8 +578,8 @@ struct nand_chip { * @pagesize: size of the NAND page in bytes; if 0, then the real page size (as * well as the eraseblock size) is determined from the extended NAND * chip ID array) - * @erasesize: eraseblock size in bytes (determined from the extended ID if 0) * @chipsize: total chip size in MiB + * @erasesize: eraseblock size in bytes (determined from the extended ID if 0) * @options: stores various chip bit options */ struct nand_flash_dev { @@ -591,10 +591,10 @@ struct nand_flash_dev { }; uint8_t id[8]; }; - unsigned long pagesize; - unsigned long chipsize; - unsigned long erasesize; - unsigned long options; + unsigned int pagesize; + unsigned int chipsize; + unsigned int erasesize; + unsigned int options; }; /**