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| author | phk <phk@FreeBSD.org> | 2003-06-24 19:50:48 +0000 |
|---|---|---|
| committer | phk <phk@FreeBSD.org> | 2003-06-24 19:50:48 +0000 |
| commit | 6f774ee5f2c1cd6943c36ec9c44447e9533c33fc (patch) | |
| tree | ef9c9d7125c35dca0473849fce69fa19e2dc44dc /sys/dev/null | |
| parent | cbc68243abb316e5361c77fb8a7ba09169db5b2c (diff) | |
| download | FreeBSD-src-6f774ee5f2c1cd6943c36ec9c44447e9533c33fc.zip FreeBSD-src-6f774ee5f2c1cd6943c36ec9c44447e9533c33fc.tar.gz | |
/dev/null and /dev/zero does not need Giant
Diffstat (limited to 'sys/dev/null')
| -rw-r--r-- | sys/dev/null/null.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/dev/null/null.c b/sys/dev/null/null.c index 75f9a90..9ddb4fc 100644 --- a/sys/dev/null/null.c +++ b/sys/dev/null/null.c @@ -58,6 +58,7 @@ static struct cdevsw null_cdevsw = { .d_ioctl = null_ioctl, .d_name = "null", .d_maj = CDEV_MAJOR, + .d_flags = D_NOGIANT, }; static struct cdevsw zero_cdevsw = { @@ -67,7 +68,7 @@ static struct cdevsw zero_cdevsw = { .d_write = null_write, .d_name = "zero", .d_maj = CDEV_MAJOR, - .d_flags = D_MMAP_ANON, + .d_flags = D_MMAP_ANON | D_NOGIANT, }; static void *zbuf; |
