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| author | phk <phk@FreeBSD.org> | 1996-07-23 21:52:43 +0000 |
|---|---|---|
| committer | phk <phk@FreeBSD.org> | 1996-07-23 21:52:43 +0000 |
| commit | 507c8709748944c310d7a558ec0e27130fadb6f4 (patch) | |
| tree | b7107b6c401f05c3026e9bfb11ea285a7b376aba /sys/geom | |
| parent | b27f4b2c811818ccd3f03bd1aad99a231b5b2b18 (diff) | |
| download | FreeBSD-src-507c8709748944c310d7a558ec0e27130fadb6f4.zip FreeBSD-src-507c8709748944c310d7a558ec0e27130fadb6f4.tar.gz | |
Make a "DWIM" function for adding [bc]devsw entries for bdev drivers.
Saves about 280 butes of source per driver, 56 bytes in object size
and another 56 bytes moves from data to bss.
No functional change intended nor expected.
GENERIC should be about one k smaller now :-)
Diffstat (limited to 'sys/geom')
| -rw-r--r-- | sys/geom/geom_ccd.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/sys/geom/geom_ccd.c b/sys/geom/geom_ccd.c index 3e1c366..662bd8c 100644 --- a/sys/geom/geom_ccd.c +++ b/sys/geom/geom_ccd.c @@ -1,4 +1,4 @@ -/* $Id: ccd.c,v 1.13 1996/06/12 04:58:03 gpalmer Exp $ */ +/* $Id: ccd.c,v 1.14 1996/07/21 09:28:03 phk Exp $ */ /* $NetBSD: ccd.c,v 1.22 1995/12/08 19:13:26 thorpej Exp $ */ @@ -182,20 +182,13 @@ d_write_t ccdwrite; #define CDEV_MAJOR 74 #define BDEV_MAJOR 21 -extern struct cdevsw ccd_cdevsw; +static struct cdevsw ccd_cdevsw; static struct bdevsw ccd_bdevsw = { ccdopen, ccdclose, ccdstrategy, ccdioctl, ccddump, ccdsize, 0, "ccd", &ccd_cdevsw, -1 }; -static struct cdevsw ccd_cdevsw = { - ccdopen, ccdclose, rawread, rawwrite, - ccdioctl, nostop, nullreset, nodevtotty, - seltrue, nommap, ccdstrategy, - "ccd", &ccd_bdevsw, -1 -}; - /* Called by main() during pseudo-device attachment */ static void ccdattach __P((void *)); PSEUDO_SET(ccdattach, ccd); @@ -250,7 +243,6 @@ ccdattach(dummy) { int i; int num = NCCD; - dev_t dev; if (num > 1) printf("ccd0-%d: Concatenated disk drivers\n", num-1); @@ -278,10 +270,7 @@ ccdattach(dummy) ccddevs[i].ccd_dk = -1; if( ! ccd_devsw_installed ) { - dev = makedev(CDEV_MAJOR, 0); - cdevsw_add(&dev,&ccd_cdevsw, NULL); - dev = makedev(BDEV_MAJOR, 0); - bdevsw_add(&dev,&ccd_bdevsw, NULL); + bdevsw_add_generic(BDEV_MAJOR,CDEV_MAJOR, &ccd_bdevsw); ccd_devsw_installed = 1; } else { |
