diff options
Diffstat (limited to 'libbcachefs/fs-ioctl.c')
| -rw-r--r-- | libbcachefs/fs-ioctl.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/libbcachefs/fs-ioctl.c b/libbcachefs/fs-ioctl.c index 24228c8e..6ae67f92 100644 --- a/libbcachefs/fs-ioctl.c +++ b/libbcachefs/fs-ioctl.c @@ -4,6 +4,7 @@ #include "chardev.h" #include "fs.h" #include "fs-ioctl.h" +#include "quota.h" #include <linux/compat.h> #include <linux/mount.h> @@ -154,10 +155,32 @@ static int bch2_ioc_fsgetxattr(struct bch_inode_info *inode, struct fsxattr fa = { 0 }; fa.fsx_xflags = map_flags(bch_flags_to_xflags, inode->ei_inode.bi_flags); + fa.fsx_projid = inode->ei_qid.q[QTYP_PRJ]; return copy_to_user(arg, &fa, sizeof(fa)); } +static int bch2_set_projid(struct bch_fs *c, + struct bch_inode_info *inode, + u32 projid) +{ + struct bch_qid qid = inode->ei_qid; + int ret; + + if (projid == inode->ei_qid.q[QTYP_PRJ]) + return 0; + + qid.q[QTYP_PRJ] = projid; + + ret = bch2_quota_transfer(c, 1 << QTYP_PRJ, qid, inode->ei_qid, + inode->v.i_blocks); + if (ret) + return ret; + + inode->ei_qid.q[QTYP_PRJ] = projid; + return 0; +} + static int bch2_ioc_fssetxattr(struct bch_fs *c, struct file *file, struct bch_inode_info *inode, @@ -185,9 +208,14 @@ static int bch2_ioc_fssetxattr(struct bch_fs *c, } mutex_lock(&inode->ei_update_lock); + ret = bch2_set_projid(c, inode, fa.fsx_projid); + if (ret) + goto err_unlock; + ret = __bch2_write_inode(c, inode, bch2_inode_flags_set, &flags); if (!ret) bch2_inode_flags_to_vfs(inode); +err_unlock: mutex_unlock(&inode->ei_update_lock); err: inode_unlock(&inode->v); |