From 81e963b81a99f6b1176b2e316308cebe5f86d3c2 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Fri, 15 Mar 2024 12:04:46 -0400 Subject: kernel: vfs: Allow optional fs store within vnode Signed-off-by: Ian Moffett --- sys/include/sys/vnode.h | 1 + sys/kern/vfs_init.c | 5 ++++- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/sys/include/sys/vnode.h b/sys/include/sys/vnode.h index f584356..545e38f 100644 --- a/sys/include/sys/vnode.h +++ b/sys/include/sys/vnode.h @@ -47,6 +47,7 @@ struct vnode { struct mount *mp; /* Ptr to vfs vnode is in */ struct vops *vops; struct vnode *parent; + struct fs_info *fs; /* Filesystem this vnode belongs to, can be NULL */ void *data; /* Filesystem specific data */ }; diff --git a/sys/kern/vfs_init.c b/sys/kern/vfs_init.c index 18ab3ac..0d8d194 100644 --- a/sys/kern/vfs_init.c +++ b/sys/kern/vfs_init.c @@ -40,8 +40,10 @@ __MODULE_NAME("vfs"); __KERNEL_META("$Hyra$: vfs.c, Ian Marco Moffett, " "Hyra Virtual File System"); +#define INITRAMFS_ID 0 + static struct fs_info filesystems[] = { - { "initramfs", &g_initramfs_ops } + [INITRAMFS_ID] = { "initramfs", &g_initramfs_ops } }; struct vnode *g_root_vnode = NULL; @@ -76,4 +78,5 @@ vfs_init(void) } g_root_vnode->vops = &g_initramfs_vops; + g_root_vnode->fs = &filesystems[INITRAMFS_ID]; } -- cgit v1.2.3