From 49d99608213b60dec319400edf997e0fe0567cdf Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Thu, 1 Oct 2020 18:59:02 -0400 Subject: [PATCH] lockd: Replace PROC() macro with open code Clean up: Follow-up on ten-year-old commit b9081d90f5b9 ("NFS: kill off complicated macro 'PROC'") by performing the same conversion in the lockd code. To reduce the chance of error, I copied the original C preprocessor output and then made some minor edits. Signed-off-by: Chuck Lever Signed-off-by: J. Bruce Fields --- fs/lockd/svc4proc.c | 248 +++++++++++++++++++++++++++++++++++++++++---------- fs/lockd/svcproc.c | 250 +++++++++++++++++++++++++++++++++++++++++----------- 2 files changed, 398 insertions(+), 100 deletions(-) diff --git a/fs/lockd/svc4proc.c b/fs/lockd/svc4proc.c index e4d3f78..fa41dda 100644 --- a/fs/lockd/svc4proc.c +++ b/fs/lockd/svc4proc.c @@ -486,65 +486,215 @@ nlm4svc_proc_granted_res(struct svc_rqst *rqstp) return rpc_success; } +static __be32 +nlm4svc_proc_unused(struct svc_rqst *rqstp) +{ + return rpc_proc_unavail; +} + /* * NLM Server procedures. */ -#define nlm4svc_encode_norep nlm4svc_encode_void -#define nlm4svc_decode_norep nlm4svc_decode_void -#define nlm4svc_decode_testres nlm4svc_decode_void -#define nlm4svc_decode_lockres nlm4svc_decode_void -#define nlm4svc_decode_unlockres nlm4svc_decode_void -#define nlm4svc_decode_cancelres nlm4svc_decode_void -#define nlm4svc_decode_grantedres nlm4svc_decode_void - -#define nlm4svc_proc_none nlm4svc_proc_null -#define nlm4svc_proc_test_res nlm4svc_proc_null -#define nlm4svc_proc_lock_res nlm4svc_proc_null -#define nlm4svc_proc_cancel_res nlm4svc_proc_null -#define nlm4svc_proc_unlock_res nlm4svc_proc_null - struct nlm_void { int dummy; }; -#define PROC(name, xargt, xrest, argt, rest, respsize) \ - { .pc_func = nlm4svc_proc_##name, \ - .pc_decode = nlm4svc_decode_##xargt, \ - .pc_encode = nlm4svc_encode_##xrest, \ - .pc_release = NULL, \ - .pc_argsize = sizeof(struct nlm_##argt), \ - .pc_ressize = sizeof(struct nlm_##rest), \ - .pc_xdrressize = respsize, \ - } #define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */ #define No (1+1024/4) /* netobj */ #define St 1 /* status */ #define Rg 4 /* range (offset + length) */ -const struct svc_procedure nlmsvc_procedures4[] = { - PROC(null, void, void, void, void, 1), - PROC(test, testargs, testres, args, res, Ck+St+2+No+Rg), - PROC(lock, lockargs, res, args, res, Ck+St), - PROC(cancel, cancargs, res, args, res, Ck+St), - PROC(unlock, unlockargs, res, args, res, Ck+St), - PROC(granted, testargs, res, args, res, Ck+St), - PROC(test_msg, testargs, norep, args, void, 1), - PROC(lock_msg, lockargs, norep, args, void, 1), - PROC(cancel_msg, cancargs, norep, args, void, 1), - PROC(unlock_msg, unlockargs, norep, args, void, 1), - PROC(granted_msg, testargs, norep, args, void, 1), - PROC(test_res, testres, norep, res, void, 1), - PROC(lock_res, lockres, norep, res, void, 1), - PROC(cancel_res, cancelres, norep, res, void, 1), - PROC(unlock_res, unlockres, norep, res, void, 1), - PROC(granted_res, res, norep, res, void, 1), - /* statd callback */ - PROC(sm_notify, reboot, void, reboot, void, 1), - PROC(none, void, void, void, void, 0), - PROC(none, void, void, void, void, 0), - PROC(none, void, void, void, void, 0), - PROC(share, shareargs, shareres, args, res, Ck+St+1), - PROC(unshare, shareargs, shareres, args, res, Ck+St+1), - PROC(nm_lock, lockargs, res, args, res, Ck+St), - PROC(free_all, notify, void, args, void, 1), +const struct svc_procedure nlmsvc_procedures4[24] = { + [NLMPROC_NULL] = { + .pc_func = nlm4svc_proc_null, + .pc_decode = nlm4svc_decode_void, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_void), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_TEST] = { + .pc_func = nlm4svc_proc_test, + .pc_decode = nlm4svc_decode_testargs, + .pc_encode = nlm4svc_encode_testres, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St+2+No+Rg, + }, + [NLMPROC_LOCK] = { + .pc_func = nlm4svc_proc_lock, + .pc_decode = nlm4svc_decode_lockargs, + .pc_encode = nlm4svc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_CANCEL] = { + .pc_func = nlm4svc_proc_cancel, + .pc_decode = nlm4svc_decode_cancargs, + .pc_encode = nlm4svc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_UNLOCK] = { + .pc_func = nlm4svc_proc_unlock, + .pc_decode = nlm4svc_decode_unlockargs, + .pc_encode = nlm4svc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_GRANTED] = { + .pc_func = nlm4svc_proc_granted, + .pc_decode = nlm4svc_decode_testargs, + .pc_encode = nlm4svc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_TEST_MSG] = { + .pc_func = nlm4svc_proc_test_msg, + .pc_decode = nlm4svc_decode_testargs, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_LOCK_MSG] = { + .pc_func = nlm4svc_proc_lock_msg, + .pc_decode = nlm4svc_decode_lockargs, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_CANCEL_MSG] = { + .pc_func = nlm4svc_proc_cancel_msg, + .pc_decode = nlm4svc_decode_cancargs, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_UNLOCK_MSG] = { + .pc_func = nlm4svc_proc_unlock_msg, + .pc_decode = nlm4svc_decode_unlockargs, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_GRANTED_MSG] = { + .pc_func = nlm4svc_proc_granted_msg, + .pc_decode = nlm4svc_decode_testargs, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_TEST_RES] = { + .pc_func = nlm4svc_proc_null, + .pc_decode = nlm4svc_decode_void, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_LOCK_RES] = { + .pc_func = nlm4svc_proc_null, + .pc_decode = nlm4svc_decode_void, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_CANCEL_RES] = { + .pc_func = nlm4svc_proc_null, + .pc_decode = nlm4svc_decode_void, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_UNLOCK_RES] = { + .pc_func = nlm4svc_proc_null, + .pc_decode = nlm4svc_decode_void, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_GRANTED_RES] = { + .pc_func = nlm4svc_proc_granted_res, + .pc_decode = nlm4svc_decode_res, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_NSM_NOTIFY] = { + .pc_func = nlm4svc_proc_sm_notify, + .pc_decode = nlm4svc_decode_reboot, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_reboot), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [17] = { + .pc_func = nlm4svc_proc_unused, + .pc_decode = nlm4svc_decode_void, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_void), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = 0, + }, + [18] = { + .pc_func = nlm4svc_proc_unused, + .pc_decode = nlm4svc_decode_void, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_void), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = 0, + }, + [19] = { + .pc_func = nlm4svc_proc_unused, + .pc_decode = nlm4svc_decode_void, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_void), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = 0, + }, + [NLMPROC_SHARE] = { + .pc_func = nlm4svc_proc_share, + .pc_decode = nlm4svc_decode_shareargs, + .pc_encode = nlm4svc_encode_shareres, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St+1, + }, + [NLMPROC_UNSHARE] = { + .pc_func = nlm4svc_proc_unshare, + .pc_decode = nlm4svc_decode_shareargs, + .pc_encode = nlm4svc_encode_shareres, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St+1, + }, + [NLMPROC_NM_LOCK] = { + .pc_func = nlm4svc_proc_nm_lock, + .pc_decode = nlm4svc_decode_lockargs, + .pc_encode = nlm4svc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_FREE_ALL] = { + .pc_func = nlm4svc_proc_free_all, + .pc_decode = nlm4svc_decode_notify, + .pc_encode = nlm4svc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, }; diff --git a/fs/lockd/svcproc.c b/fs/lockd/svcproc.c index d0bb7a6..50855f2 100644 --- a/fs/lockd/svcproc.c +++ b/fs/lockd/svcproc.c @@ -529,66 +529,214 @@ nlmsvc_proc_granted_res(struct svc_rqst *rqstp) return rpc_success; } +static __be32 +nlmsvc_proc_unused(struct svc_rqst *rqstp) +{ + return rpc_proc_unavail; +} + /* * NLM Server procedures. */ -#define nlmsvc_encode_norep nlmsvc_encode_void -#define nlmsvc_decode_norep nlmsvc_decode_void -#define nlmsvc_decode_testres nlmsvc_decode_void -#define nlmsvc_decode_lockres nlmsvc_decode_void -#define nlmsvc_decode_unlockres nlmsvc_decode_void -#define nlmsvc_decode_cancelres nlmsvc_decode_void -#define nlmsvc_decode_grantedres nlmsvc_decode_void - -#define nlmsvc_proc_none nlmsvc_proc_null -#define nlmsvc_proc_test_res nlmsvc_proc_null -#define nlmsvc_proc_lock_res nlmsvc_proc_null -#define nlmsvc_proc_cancel_res nlmsvc_proc_null -#define nlmsvc_proc_unlock_res nlmsvc_proc_null - struct nlm_void { int dummy; }; -#define PROC(name, xargt, xrest, argt, rest, respsize) \ - { .pc_func = nlmsvc_proc_##name, \ - .pc_decode = nlmsvc_decode_##xargt, \ - .pc_encode = nlmsvc_encode_##xrest, \ - .pc_release = NULL, \ - .pc_argsize = sizeof(struct nlm_##argt), \ - .pc_ressize = sizeof(struct nlm_##rest), \ - .pc_xdrressize = respsize, \ - } - #define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */ #define St 1 /* status */ #define No (1+1024/4) /* Net Obj */ #define Rg 2 /* range - offset + size */ -const struct svc_procedure nlmsvc_procedures[] = { - PROC(null, void, void, void, void, 1), - PROC(test, testargs, testres, args, res, Ck+St+2+No+Rg), - PROC(lock, lockargs, res, args, res, Ck+St), - PROC(cancel, cancargs, res, args, res, Ck+St), - PROC(unlock, unlockargs, res, args, res, Ck+St), - PROC(granted, testargs, res, args, res, Ck+St), - PROC(test_msg, testargs, norep, args, void, 1), - PROC(lock_msg, lockargs, norep, args, void, 1), - PROC(cancel_msg, cancargs, norep, args, void, 1), - PROC(unlock_msg, unlockargs, norep, args, void, 1), - PROC(granted_msg, testargs, norep, args, void, 1), - PROC(test_res, testres, norep, res, void, 1), - PROC(lock_res, lockres, norep, res, void, 1), - PROC(cancel_res, cancelres, norep, res, void, 1), - PROC(unlock_res, unlockres, norep, res, void, 1), - PROC(granted_res, res, norep, res, void, 1), - /* statd callback */ - PROC(sm_notify, reboot, void, reboot, void, 1), - PROC(none, void, void, void, void, 1), - PROC(none, void, void, void, void, 1), - PROC(none, void, void, void, void, 1), - PROC(share, shareargs, shareres, args, res, Ck+St+1), - PROC(unshare, shareargs, shareres, args, res, Ck+St+1), - PROC(nm_lock, lockargs, res, args, res, Ck+St), - PROC(free_all, notify, void, args, void, 0), - +const struct svc_procedure nlmsvc_procedures[24] = { + [NLMPROC_NULL] = { + .pc_func = nlmsvc_proc_null, + .pc_decode = nlmsvc_decode_void, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_void), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_TEST] = { + .pc_func = nlmsvc_proc_test, + .pc_decode = nlmsvc_decode_testargs, + .pc_encode = nlmsvc_encode_testres, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St+2+No+Rg, + }, + [NLMPROC_LOCK] = { + .pc_func = nlmsvc_proc_lock, + .pc_decode = nlmsvc_decode_lockargs, + .pc_encode = nlmsvc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_CANCEL] = { + .pc_func = nlmsvc_proc_cancel, + .pc_decode = nlmsvc_decode_cancargs, + .pc_encode = nlmsvc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_UNLOCK] = { + .pc_func = nlmsvc_proc_unlock, + .pc_decode = nlmsvc_decode_unlockargs, + .pc_encode = nlmsvc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_GRANTED] = { + .pc_func = nlmsvc_proc_granted, + .pc_decode = nlmsvc_decode_testargs, + .pc_encode = nlmsvc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_TEST_MSG] = { + .pc_func = nlmsvc_proc_test_msg, + .pc_decode = nlmsvc_decode_testargs, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_LOCK_MSG] = { + .pc_func = nlmsvc_proc_lock_msg, + .pc_decode = nlmsvc_decode_lockargs, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_CANCEL_MSG] = { + .pc_func = nlmsvc_proc_cancel_msg, + .pc_decode = nlmsvc_decode_cancargs, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_UNLOCK_MSG] = { + .pc_func = nlmsvc_proc_unlock_msg, + .pc_decode = nlmsvc_decode_unlockargs, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_GRANTED_MSG] = { + .pc_func = nlmsvc_proc_granted_msg, + .pc_decode = nlmsvc_decode_testargs, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_TEST_RES] = { + .pc_func = nlmsvc_proc_null, + .pc_decode = nlmsvc_decode_void, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_LOCK_RES] = { + .pc_func = nlmsvc_proc_null, + .pc_decode = nlmsvc_decode_void, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_CANCEL_RES] = { + .pc_func = nlmsvc_proc_null, + .pc_decode = nlmsvc_decode_void, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_UNLOCK_RES] = { + .pc_func = nlmsvc_proc_null, + .pc_decode = nlmsvc_decode_void, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_GRANTED_RES] = { + .pc_func = nlmsvc_proc_granted_res, + .pc_decode = nlmsvc_decode_res, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_res), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_NSM_NOTIFY] = { + .pc_func = nlmsvc_proc_sm_notify, + .pc_decode = nlmsvc_decode_reboot, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_reboot), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [17] = { + .pc_func = nlmsvc_proc_unused, + .pc_decode = nlmsvc_decode_void, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_void), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [18] = { + .pc_func = nlmsvc_proc_unused, + .pc_decode = nlmsvc_decode_void, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_void), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [19] = { + .pc_func = nlmsvc_proc_unused, + .pc_decode = nlmsvc_decode_void, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_void), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = St, + }, + [NLMPROC_SHARE] = { + .pc_func = nlmsvc_proc_share, + .pc_decode = nlmsvc_decode_shareargs, + .pc_encode = nlmsvc_encode_shareres, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St+1, + }, + [NLMPROC_UNSHARE] = { + .pc_func = nlmsvc_proc_unshare, + .pc_decode = nlmsvc_decode_shareargs, + .pc_encode = nlmsvc_encode_shareres, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St+1, + }, + [NLMPROC_NM_LOCK] = { + .pc_func = nlmsvc_proc_nm_lock, + .pc_decode = nlmsvc_decode_lockargs, + .pc_encode = nlmsvc_encode_res, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_res), + .pc_xdrressize = Ck+St, + }, + [NLMPROC_FREE_ALL] = { + .pc_func = nlmsvc_proc_free_all, + .pc_decode = nlmsvc_decode_notify, + .pc_encode = nlmsvc_encode_void, + .pc_argsize = sizeof(struct nlm_args), + .pc_ressize = sizeof(struct nlm_void), + .pc_xdrressize = 0, + }, }; -- 2.7.4