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Tue, 28 Nov 2023 09:41:50 -0800 (PST) From: Roger Pau Monne To: xen-devel@lists.xenproject.org Cc: Roger Pau Monne , Konrad Rzeszutek Wilk , Ross Lagerwall Subject: [PATCH] xen/livepatch: fix livepatch tests Date: Tue, 28 Nov 2023 18:41:31 +0100 Message-ID: <20231128174131.38642-1-roger.pau@citrix.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @citrix.com) X-ZM-MESSAGEID: 1701193341478000001 The current set of in-tree livepatch tests in xen/test/livepatch started failing after the constify of the payload funcs array, and the movement of = the status data into a separate array. Fix the tests so they respect the constness of the funcs array and also make use of the new location of the per-func state data. Fixes: 82182ad7b46e ('livepatch: do not use .livepatch.funcs section to sto= re internal state') Signed-off-by: Roger Pau Monn=C3=A9 Acked-by: Andrew Cooper Reviewed-by: Ross Lagerwall --- I will see about getting those tests build in gitlab, in the meantime we sh= ould take this fix in order to unblock osstest. --- xen/test/livepatch/xen_action_hooks.c | 12 +++++----- xen/test/livepatch/xen_action_hooks_marker.c | 20 ++++++++++------- xen/test/livepatch/xen_action_hooks_noapply.c | 22 +++++++++++-------- xen/test/livepatch/xen_action_hooks_nofunc.c | 6 ++--- .../livepatch/xen_action_hooks_norevert.c | 22 +++++++++++-------- xen/test/livepatch/xen_prepost_hooks.c | 8 +++---- xen/test/livepatch/xen_prepost_hooks_fail.c | 2 +- 7 files changed, 53 insertions(+), 39 deletions(-) diff --git a/xen/test/livepatch/xen_action_hooks.c b/xen/test/livepatch/xen= _action_hooks.c index 39b531302731..fa0b3ab35f38 100644 --- a/xen/test/livepatch/xen_action_hooks.c +++ b/xen/test/livepatch/xen_action_hooks.c @@ -26,9 +26,10 @@ static int apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - func->applied =3D LIVEPATCH_FUNC_APPLIED; + fstate->applied =3D LIVEPATCH_FUNC_APPLIED; apply_cnt++; =20 printk(KERN_DEBUG "%s: applying: %s\n", __func__, func->name); @@ -47,9 +48,10 @@ static int revert_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - func->applied =3D LIVEPATCH_FUNC_NOT_APPLIED; + fstate->applied =3D LIVEPATCH_FUNC_NOT_APPLIED; revert_cnt++; =20 printk(KERN_DEBUG "%s: reverting: %s\n", __func__, func->name); @@ -68,7 +70,7 @@ static void post_revert_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 printk(KERN_DEBUG "%s: reverted: %s\n", __func__, func->name); } diff --git a/xen/test/livepatch/xen_action_hooks_marker.c b/xen/test/livepa= tch/xen_action_hooks_marker.c index 4f807a577f25..d2e22f70d1f4 100644 --- a/xen/test/livepatch/xen_action_hooks_marker.c +++ b/xen/test/livepatch/xen_action_hooks_marker.c @@ -23,9 +23,10 @@ static int pre_apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied =3D=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied =3D=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: pre applied: %s\n", __func__, func->name); } =20 @@ -42,9 +43,10 @@ static void post_apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied !=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied !=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: post applied: %s\n", __func__, func->name); } =20 @@ -59,9 +61,10 @@ static int pre_revert_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied !=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied !=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: pre reverted: %s\n", __func__, func->name); } =20 @@ -78,9 +81,10 @@ static void post_revert_hook(livepatch_payload_t *payloa= d) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied =3D=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied =3D=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: post reverted: %s\n", __func__, func->name); } =20 diff --git a/xen/test/livepatch/xen_action_hooks_noapply.c b/xen/test/livep= atch/xen_action_hooks_noapply.c index 4c55c156a621..646a5fd2f002 100644 --- a/xen/test/livepatch/xen_action_hooks_noapply.c +++ b/xen/test/livepatch/xen_action_hooks_noapply.c @@ -25,9 +25,10 @@ static int pre_apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied =3D=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied =3D=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: pre applied: %s\n", __func__, func->name); } =20 @@ -44,7 +45,7 @@ static int apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 apply_cnt++; printk(KERN_DEBUG "%s: applying: %s\n", __func__, func->name); @@ -63,10 +64,11 @@ static void post_apply_hook(livepatch_payload_t *payloa= d) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 BUG_ON(apply_cnt !=3D 1); - BUG_ON(func->applied =3D=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied =3D=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: post applied: %s\n", __func__, func->name); } =20 @@ -81,9 +83,10 @@ static int pre_revert_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied =3D=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied =3D=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: pre reverted: %s\n", __func__, func->name); } =20 @@ -100,9 +103,10 @@ static void post_revert_hook(livepatch_payload_t *payl= oad) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied =3D=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied =3D=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: post reverted: %s\n", __func__, func->name); } =20 diff --git a/xen/test/livepatch/xen_action_hooks_nofunc.c b/xen/test/livepa= tch/xen_action_hooks_nofunc.c index 2b4e90436fce..077c4c173888 100644 --- a/xen/test/livepatch/xen_action_hooks_nofunc.c +++ b/xen/test/livepatch/xen_action_hooks_nofunc.c @@ -23,7 +23,7 @@ static int apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 apply_cnt++; printk(KERN_DEBUG "%s: applying: %s\n", __func__, func->name); @@ -42,7 +42,7 @@ static int revert_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 revert_cnt++; printk(KERN_DEBUG "%s: reverting: %s\n", __func__, func->name); @@ -61,7 +61,7 @@ static void post_revert_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 printk(KERN_DEBUG "%s: reverted: %s\n", __func__, func->name); } diff --git a/xen/test/livepatch/xen_action_hooks_norevert.c b/xen/test/live= patch/xen_action_hooks_norevert.c index ef77e720713e..1c4873f55640 100644 --- a/xen/test/livepatch/xen_action_hooks_norevert.c +++ b/xen/test/livepatch/xen_action_hooks_norevert.c @@ -25,9 +25,10 @@ static int pre_apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied =3D=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied =3D=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: pre applied: %s\n", __func__, func->name); } =20 @@ -44,9 +45,10 @@ static void post_apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied !=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied !=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: post applied: %s\n", __func__, func->name); } =20 @@ -62,8 +64,9 @@ static int pre_revert_hook(livepatch_payload_t *payload) for (i =3D 0; i < payload->nfuncs; i++) { struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 - BUG_ON(func->applied !=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied !=3D LIVEPATCH_FUNC_APPLIED); printk(KERN_DEBUG "%s: pre reverted: %s\n", __func__, func->name); } =20 @@ -80,7 +83,7 @@ static int revert_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 revert_cnt++; printk(KERN_DEBUG "%s: reverting: %s\n", __func__, func->name); @@ -99,16 +102,17 @@ static void post_revert_hook(livepatch_payload_t *payl= oad) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; + struct livepatch_fstate *fstate =3D &payload->fstate[i]; =20 BUG_ON(revert_cnt !=3D 1); - BUG_ON(func->applied !=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied !=3D LIVEPATCH_FUNC_APPLIED); =20 /* Outside of quiesce zone: MAY TRIGGER HOST CRASH/UNDEFINED BEHAV= IOR */ arch_livepatch_quiesce(); common_livepatch_revert(payload); arch_livepatch_revive(); - BUG_ON(func->applied =3D=3D LIVEPATCH_FUNC_APPLIED); + BUG_ON(fstate->applied =3D=3D LIVEPATCH_FUNC_APPLIED); =20 printk(KERN_DEBUG "%s: post reverted: %s\n", __func__, func->name); } diff --git a/xen/test/livepatch/xen_prepost_hooks.c b/xen/test/livepatch/xe= n_prepost_hooks.c index 889377d6ebfd..17f5af6a1921 100644 --- a/xen/test/livepatch/xen_prepost_hooks.c +++ b/xen/test/livepatch/xen_prepost_hooks.c @@ -30,7 +30,7 @@ static int pre_apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 pre_apply_cnt++; printk(KERN_DEBUG "%s: applying: %s\n", __func__, func->name); @@ -49,7 +49,7 @@ static void post_apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 post_apply_cnt++; printk(KERN_DEBUG "%s: applied: %s\n", __func__, func->name); @@ -66,7 +66,7 @@ static int pre_revert_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 pre_revert_cnt++; printk(KERN_DEBUG "%s: reverting: %s\n", __func__, func->name); @@ -86,7 +86,7 @@ static void post_revert_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 post_revert_cnt++; printk(KERN_DEBUG "%s: reverted: %s\n", __func__, func->name); diff --git a/xen/test/livepatch/xen_prepost_hooks_fail.c b/xen/test/livepat= ch/xen_prepost_hooks_fail.c index c6feb5d32dbd..52fd7f642ecb 100644 --- a/xen/test/livepatch/xen_prepost_hooks_fail.c +++ b/xen/test/livepatch/xen_prepost_hooks_fail.c @@ -24,7 +24,7 @@ static int pre_apply_hook(livepatch_payload_t *payload) =20 for (i =3D 0; i < payload->nfuncs; i++) { - struct livepatch_func *func =3D &payload->funcs[i]; + const struct livepatch_func *func =3D &payload->funcs[i]; =20 printk(KERN_DEBUG "%s: pre applying: %s\n", __func__, func->name); } --=20 2.43.0