From a6ccf59fc56f90c97a82fe851f758decaeea9aef Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Fri, 17 Oct 2025 19:56:04 -0400
Subject: kern: tmpfs: Implement getattr vop for tmpfs

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 src/sys/fs/tmpfs.c | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

(limited to 'src/sys/fs')

diff --git a/src/sys/fs/tmpfs.c b/src/sys/fs/tmpfs.c
index 63e6577..af1537f 100644
--- a/src/sys/fs/tmpfs.c
+++ b/src/sys/fs/tmpfs.c
@@ -325,6 +325,23 @@ tmpfs_read(struct vop_rw_data *data)
     return len;
 }
 
+static int
+tmpfs_getattr(struct vnode *vp, struct vattr *res)
+{
+    struct tmpfs_node *np;
+
+    if (vp == NULL || res == NULL) {
+        return -EINVAL;
+    }
+
+    if ((np = vp->data) == NULL) {
+        return -EIO;
+    }
+
+    res->size = np->real_len;
+    return 0;
+}
+
 static int
 tmpfs_reclaim(struct vnode *vp, int flags)
 {
@@ -336,7 +353,8 @@ static struct vop tmpfs_vops = {
     .create = tmpfs_create,
     .reclaim = tmpfs_reclaim,
     .write = tmpfs_write,
-    .read = tmpfs_read
+    .read = tmpfs_read,
+    .getattr = tmpfs_getattr
 };
 
 struct vfsops g_tmpfs_vfsops = {
-- 
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