Revise paste bcachefs delay

[240554.694342] bcachefs (691f1fb1-1958-4ad4-8ca7-f359ea8a9cda): btree trans held srcu lock (delaying memory reclaim) for 18 seconds
                  journal_reclaim_finish:       1       5       5       5       5       4       5       5       5       5       5      54       5       5       5       5       5       4       5
                  journal_reclaim_start:        1       5       5       5       5       4       5       5       5       5       5      54       5       5       5       5       5       4       5
                  transaction_begin:    1       0       0       0       0       0       0       0       0       0       0       0      00       0       0       0       0       0       0
                  [<0>] bch2_trans_put+0x25/0x1d0 [bcachefs]
                  [<0>] bch2_xattr_list+0x4d4/0x690 [bcachefs]
                  [<0>] listxattr+0x81/0x100
                  [<0>] path_listxattrat+0xb0/0x1a0
                  [<0>] do_syscall_64+0x10a/0x670
                  [<0>] entry_SYSCALL_64_after_hwframe+0x76/0x7e
[240618.065962] bcachefs (691f1fb1-1958-4ad4-8ca7-f359ea8a9cda): btree trans held srcu lock (delaying memory reclaim) for 18 seconds
                  journal_reclaim_finish:       4       5       5       5       5       5       5       4       5       5       5      55       4       5       5       5       5       5       5
                  journal_reclaim_start:        4       5       5       5       5       5       5       4       5       5       5      55       4       5       5       5       5       5       5
                  [<0>] bch2_trans_put+0x25/0x1d0 [bcachefs]
                  [<0>] bch2_readdir+0x3c0/0x880 [bcachefs]
                  [<0>] bch2_vfs_readdir+0x329/0x510 [bcachefs]
                  [<0>] iterate_dir+0xa5/0x230
                  [<0>] __x64_sys_getdents64+0x7a/0x110
                  [<0>] do_syscall_64+0x10a/0x670
                  [<0>] entry_SYSCALL_64_after_hwframe+0x76/0x7e