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Show First 20 Lines • Show All 459 Lines • ▼ Show 20 Lines	ext2_compute_sb_data(struct vnode devvp, struct ext2fs es,
struct m_ext2fs *fs)		struct m_ext2fs *fs)
{		{
struct buf *bp;		struct buf *bp;
uint32_t e2fs_descpb, e2fs_gdbcount_alloc;		uint32_t e2fs_descpb, e2fs_gdbcount_alloc;
int i, j;		int i, j;
int g_count = 0;		int g_count = 0;
int error;		int error;

		/* Check if dblock is zero */
		if (!fs->e2fs->e2fs_first_dblock) {
		SDT_PROBE1(ext2fs, , vfsops, ext2_compute_sb_data_error,
		"dblock is zero");
		return (EINVAL);
		}

/* Check checksum features */		/* Check checksum features */
if (EXT2_HAS_RO_COMPAT_FEATURE(fs, EXT2F_ROCOMPAT_GDT_CSUM) &&		if (EXT2_HAS_RO_COMPAT_FEATURE(fs, EXT2F_ROCOMPAT_GDT_CSUM) &&
EXT2_HAS_RO_COMPAT_FEATURE(fs, EXT2F_ROCOMPAT_METADATA_CKSUM)) {		EXT2_HAS_RO_COMPAT_FEATURE(fs, EXT2F_ROCOMPAT_METADATA_CKSUM)) {
SDT_PROBE1(ext2fs, , vfsops, ext2_compute_sb_data_error,		SDT_PROBE1(ext2fs, , vfsops, ext2_compute_sb_data_error,
"incorrect checksum features combination");		"incorrect checksum features combination");
return (EINVAL);		return (EINVAL);
}		}

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