From: Trond Myklebust Date: Wed, 19 Sep 2012 00:51:13 +0000 (-0400) Subject: NFSv4.1: Cleanup; add "pnfs_" prefix to get_layout_hdr() and put_layout_hdr() X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=70c3bd2bdf9a3c7c9282c362a4ec9ec88c713e13;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git NFSv4.1: Cleanup; add "pnfs_" prefix to get_layout_hdr() and put_layout_hdr() Signed-off-by: Trond Myklebust --- diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c index 57b8bda0f4e9..24252fea2c9c 100644 --- a/fs/nfs/callback_proc.c +++ b/fs/nfs/callback_proc.c @@ -122,7 +122,7 @@ static struct pnfs_layout_hdr * get_layout_by_fh_locked(struct nfs_client *clp, ino = igrab(lo->plh_inode); if (!ino) continue; - get_layout_hdr(lo); + pnfs_get_layout_hdr(lo); return lo; } } @@ -166,7 +166,7 @@ static u32 initiate_file_draining(struct nfs_client *clp, pnfs_set_layout_stateid(lo, &args->cbl_stateid, true); spin_unlock(&ino->i_lock); pnfs_free_lseg_list(&free_me_list); - put_layout_hdr(lo); + pnfs_put_layout_hdr(lo); iput(ino); return rv; } @@ -198,7 +198,7 @@ static u32 initiate_bulk_draining(struct nfs_client *clp, list_for_each_entry(lo, &server->layouts, plh_layouts) { if (!igrab(lo->plh_inode)) continue; - get_layout_hdr(lo); + pnfs_get_layout_hdr(lo); BUG_ON(!list_empty(&lo->plh_bulk_recall)); list_add(&lo->plh_bulk_recall, &recall_list); } @@ -216,7 +216,7 @@ static u32 initiate_bulk_draining(struct nfs_client *clp, list_del_init(&lo->plh_bulk_recall); spin_unlock(&ino->i_lock); pnfs_free_lseg_list(&free_me_list); - put_layout_hdr(lo); + pnfs_put_layout_hdr(lo); iput(ino); } return rv; diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 1c8656f8745c..bdacb8c21a33 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -6375,7 +6375,7 @@ static void nfs4_layoutreturn_release(void *calldata) struct nfs4_layoutreturn *lrp = calldata; dprintk("--> %s\n", __func__); - put_layout_hdr(lrp->args.layout); + pnfs_put_layout_hdr(lrp->args.layout); kfree(calldata); dprintk("<-- %s\n", __func__); } diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index aea2e5256fe4..512c8632bf36 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -190,7 +190,7 @@ EXPORT_SYMBOL_GPL(pnfs_unregister_layoutdriver); /* Need to hold i_lock if caller does not already hold reference */ void -get_layout_hdr(struct pnfs_layout_hdr *lo) +pnfs_get_layout_hdr(struct pnfs_layout_hdr *lo) { atomic_inc(&lo->plh_refcount); } @@ -221,14 +221,14 @@ destroy_layout_hdr(struct pnfs_layout_hdr *lo) } static void -put_layout_hdr_locked(struct pnfs_layout_hdr *lo) +pnfs_put_layout_hdr_locked(struct pnfs_layout_hdr *lo) { if (atomic_dec_and_test(&lo->plh_refcount)) destroy_layout_hdr(lo); } void -put_layout_hdr(struct pnfs_layout_hdr *lo) +pnfs_put_layout_hdr(struct pnfs_layout_hdr *lo) { struct inode *inode = lo->plh_inode; @@ -254,8 +254,8 @@ static void free_lseg(struct pnfs_layout_segment *lseg) struct inode *ino = lseg->pls_layout->plh_inode; NFS_SERVER(ino)->pnfs_curr_ld->free_lseg(lseg); - /* Matched by get_layout_hdr in pnfs_insert_layout */ - put_layout_hdr(NFS_I(ino)->layout); + /* Matched by pnfs_get_layout_hdr in pnfs_insert_layout */ + pnfs_put_layout_hdr(NFS_I(ino)->layout); } static void @@ -268,7 +268,7 @@ put_lseg_common(struct pnfs_layout_segment *lseg) if (list_empty(&lseg->pls_layout->plh_segs)) { set_bit(NFS_LAYOUT_DESTROYED, &lseg->pls_layout->plh_flags); /* Matched by initial refcount set in alloc_init_layout_hdr */ - put_layout_hdr_locked(lseg->pls_layout); + pnfs_put_layout_hdr_locked(lseg->pls_layout); } rpc_wake_up(&NFS_SERVER(inode)->roc_rpcwaitq); } @@ -404,7 +404,7 @@ pnfs_mark_matching_lsegs_invalid(struct pnfs_layout_hdr *lo, NFS_I(lo->plh_inode)->write_io = 0; NFS_I(lo->plh_inode)->read_io = 0; if (!test_and_set_bit(NFS_LAYOUT_DESTROYED, &lo->plh_flags)) - put_layout_hdr_locked(lo); + pnfs_put_layout_hdr_locked(lo); return 0; } list_for_each_entry_safe(lseg, next, &lo->plh_segs, pls_list) @@ -649,13 +649,13 @@ _pnfs_return_layout(struct inode *ino) } stateid = nfsi->layout->plh_stateid; /* Reference matched in nfs4_layoutreturn_release */ - get_layout_hdr(lo); + pnfs_get_layout_hdr(lo); empty = list_empty(&lo->plh_segs); pnfs_mark_matching_lsegs_invalid(lo, &tmp_list, NULL); /* Don't send a LAYOUTRETURN if list was initially empty */ if (empty) { spin_unlock(&ino->i_lock); - put_layout_hdr(lo); + pnfs_put_layout_hdr(lo); dprintk("NFS: %s no layout segments to return\n", __func__); goto out; } @@ -672,7 +672,7 @@ _pnfs_return_layout(struct inode *ino) set_bit(NFS_LAYOUT_RW_FAILED, &lo->plh_flags); set_bit(NFS_LAYOUT_RO_FAILED, &lo->plh_flags); pnfs_clear_layout_returned(lo); - put_layout_hdr(lo); + pnfs_put_layout_hdr(lo); goto out; } @@ -709,7 +709,7 @@ bool pnfs_roc(struct inode *ino) if (!found) goto out_nolayout; lo->plh_block_lgets++; - get_layout_hdr(lo); /* matched in pnfs_roc_release */ + pnfs_get_layout_hdr(lo); /* matched in pnfs_roc_release */ spin_unlock(&ino->i_lock); pnfs_free_lseg_list(&tmp_list); return true; @@ -726,7 +726,7 @@ void pnfs_roc_release(struct inode *ino) spin_lock(&ino->i_lock); lo = NFS_I(ino)->layout; lo->plh_block_lgets--; - put_layout_hdr_locked(lo); + pnfs_put_layout_hdr_locked(lo); spin_unlock(&ino->i_lock); } @@ -819,7 +819,7 @@ pnfs_insert_layout(struct pnfs_layout_hdr *lo, __func__, lseg, lseg->pls_range.iomode, lseg->pls_range.offset, lseg->pls_range.length); out: - get_layout_hdr(lo); + pnfs_get_layout_hdr(lo); dprintk("%s:Return\n", __func__); } @@ -1058,7 +1058,7 @@ pnfs_update_layout(struct inode *ino, goto out_unlock; atomic_inc(&lo->plh_outstanding); - get_layout_hdr(lo); + pnfs_get_layout_hdr(lo); if (list_empty(&lo->plh_segs)) first = true; @@ -1091,7 +1091,7 @@ pnfs_update_layout(struct inode *ino, spin_unlock(&clp->cl_lock); } atomic_dec(&lo->plh_outstanding); - put_layout_hdr(lo); + pnfs_put_layout_hdr(lo); out: dprintk("%s end, state 0x%lx lseg %p\n", __func__, nfsi->layout ? nfsi->layout->plh_flags : -1, lseg); diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h index 6af518934e4c..2af681f0a491 100644 --- a/fs/nfs/pnfs.h +++ b/fs/nfs/pnfs.h @@ -176,7 +176,7 @@ extern struct pnfs_layout_segment* nfs4_proc_layoutget(struct nfs4_layoutget *lg extern int nfs4_proc_layoutreturn(struct nfs4_layoutreturn *lrp); /* pnfs.c */ -void get_layout_hdr(struct pnfs_layout_hdr *lo); +void pnfs_get_layout_hdr(struct pnfs_layout_hdr *lo); void put_lseg(struct pnfs_layout_segment *lseg); void pnfs_pageio_init_read(struct nfs_pageio_descriptor *, struct inode *, @@ -196,7 +196,7 @@ struct pnfs_layout_segment *pnfs_layout_process(struct nfs4_layoutget *lgp); void pnfs_free_lseg_list(struct list_head *tmp_list); void pnfs_destroy_layout(struct nfs_inode *); void pnfs_destroy_all_layouts(struct nfs_client *); -void put_layout_hdr(struct pnfs_layout_hdr *lo); +void pnfs_put_layout_hdr(struct pnfs_layout_hdr *lo); void pnfs_set_layout_stateid(struct pnfs_layout_hdr *lo, const nfs4_stateid *new, bool update_barrier);