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Tsirkin" , linux-hexagon@vger.kernel.org, linux-parisc@vger.kernel.org, "Jan Kara" , linux-csky@vger.kernel.org, "Oleg Nesterov" , linux-snps-arc@lists.infradead.org, linux-m68k@lists.linux-m68k.org, dri-devel@lists.freedesktop.org, "Eugenio Perez" , linux-sh@vger.kernel.org, =?utf-8?b?Q2hy?= =?utf-8?b?aXN0aWFuIEJyYXVuZXIgKEFtdXRhYmxlKQ==?= , io-uring@vger.kernel.org, "Peter Zijlstra" , "Alexander Viro" , linux-arm-kernel@lists.infradead.org, linux-um@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-gpio@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, "Jann Horn" , virtualization@lists.linux.dev, linux-alpha@vger.kernel.org, kexec@lists.infradead.org In-Reply-To: <20260915-work-fd-reserve-unify-folded-v1-3-4d5217d6b246@kernel.org> References: <20260915-work-fd-reserve-unify-folded-v1-0-4d5217d6b246@kernel.org> <20260915-work-fd-reserve-unify-folded-v1-3-4d5217d6b246@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 15 Sep 2026 11:50:23 +0000 Message-Id: <20260915115023.DF7B31F000FF@smtp.kernel.org> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list > Add TIF_FD_SLOTS and test it once the untraced system call has stored > its result. A task that reserved descriptors calls syscall_trace_leave() > and joins ret_from_sys_call with the flag gone. >=20 > We mirror the traced error path where the switch stack is set up and the > return address and the syscall restart state are placed in callee-saved > registers. >=20 > Btw, let's remove alpha... It's a pain. >=20 > Signed-off-by: Christian Brauner (Amutable) Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260915-work-fd-re= serve-unify-folded-v1-0-4d5217d6b246@kernel.org?part=3D3