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Marchesi" , Beau Belgrave , Linus Torvalds , Andrew Morton , Florian Weimer , Kees Cook , "Carlos O'Donell" , Sam James , Dylan Hatch , Borislav Petkov , Dave Hansen , David Hildenbrand , "H. Peter Anvin" , "Liam R. Howlett" , Lorenzo Stoakes , Michal Hocko , Mike Rapoport , Suren Baghdasaryan , Vlastimil Babka , Heiko Carstens , Vasily Gorbik , "Steven Rostedt (Google)" Subject: [PATCH v7 5/6] x86/vdso: Use CFI macros in __vdso_sgx_enter_enclave() Date: Tue, 3 Feb 2026 18:19:56 +0100 Message-ID: <20260203171958.1522030-6-jremus@linux.ibm.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260203171958.1522030-1-jremus@linux.ibm.com> References: <20260203171958.1522030-1-jremus@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjAzMDEzNSBTYWx0ZWRfX3EI2DlfpE23k v5I/pwewTWpERmI7m882YrVSrKAVP7PRYZxaxeHC3sziMQdhkr7EZo8PfT9lsIfhiUDcLjjRTA+ /BiNYQLCYi1EPKBKyI+4fJKnAdKSsbnigI3n6SEZwRL+KqwJUEStPV1ZUuggmoOO0+vwpg4Q4Wc hQKTqGStolz926/Y6JzSV2A9Yb8S1q9u2ShEq84srBxGBhgewWi/aJICtli9LqKm90Ff/FcUl2C JX0KWHdwRQerEo3+Y0J8mpW1EdJYLg4rSMqEEsMbdF3zSGg6RCm3KMZ495uoe1LWql5HLGI1qob WI5FLi09szJEp11hAC2Km1e7+RpTOMkKUEucFqFjnYo3YTdQaIsU7j30tJSXWGjbTJFHRZ4lUmN WOpEZtU5KaJ3oc3kT0fEqYOWpKqHPy9mIYUylVo88onO4biP7Ycymd77AZiu0Un7YPV6nTyI5PS mQr0WDhNkSvCafErldw== X-Authority-Analysis: v=2.4 cv=UuRu9uwB c=1 sm=1 tr=0 ts=69822e48 cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=HzLeVaNsDn8A:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=meVymXHHAAAA:8 a=VnNF1IyMAAAA:8 a=UlpOIAycHnb1QmJiUioA:9 a=2JgSa4NbpEOStq-L5dxp:22 X-Proofpoint-ORIG-GUID: khcPwzs2dvqSOa5gE7bJJBkBKOjeb5bh X-Proofpoint-GUID: 1J-H7T4m2VdrwjLemy4_14tDYKVzjIOM X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-03_05,2026-02-02_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 bulkscore=0 adultscore=0 clxscore=1015 phishscore=0 malwarescore=0 lowpriorityscore=0 priorityscore=1501 impostorscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2601150000 definitions=main-2602030135 Content-Type: text/plain; charset="utf-8" From: Josh Poimboeuf Use the CFI macros instead of the raw .cfi_* directives to be consistent with the rest of the VDSO asm. It's also easier on the eyes. No functional changes. Signed-off-by: Josh Poimboeuf Signed-off-by: Steven Rostedt (Google) Signed-off-by: Jens Remus Acked-by: H. Peter Anvin (Intel) --- arch/x86/entry/vdso/vdso64/vsgx.S | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/arch/x86/entry/vdso/vdso64/vsgx.S b/arch/x86/entry/vdso/vdso64= /vsgx.S index c0342238c976..8d7b8eb45c50 100644 --- a/arch/x86/entry/vdso/vdso64/vsgx.S +++ b/arch/x86/entry/vdso/vdso64/vsgx.S @@ -24,13 +24,14 @@ .section .text, "ax" =20 SYM_FUNC_START(__vdso_sgx_enter_enclave) + SYM_F_ALIGN push %rbp - .cfi_adjust_cfa_offset 8 - .cfi_rel_offset %rbp, 0 + CFI_ADJUST_CFA_OFFSET 8 + CFI_REL_OFFSET %rbp, 0 mov %rsp, %rbp - .cfi_def_cfa_register %rbp + CFI_DEF_CFA_REGISTER %rbp push %rbx - .cfi_rel_offset %rbx, -8 + CFI_REL_OFFSET %rbx, -8 =20 mov %ecx, %eax .Lenter_enclave: @@ -77,13 +78,11 @@ SYM_FUNC_START(__vdso_sgx_enter_enclave) .Lout: pop %rbx leave - .cfi_def_cfa %rsp, 8 + CFI_DEF_CFA %rsp, 8 RET =20 - /* The out-of-line code runs with the pre-leave stack frame. */ - .cfi_def_cfa %rbp, 16 - .Linvalid_input: + CFI_DEF_CFA %rbp, 16 mov $(-EINVAL), %eax jmp .Lout =20 --=20 2.51.0