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Miller" , "Michael S . Tsirkin" Subject: [RFC net-next 16/18] bpf: export function __bpf_map_get Date: Tue, 26 Nov 2019 19:07:42 +0900 Message-Id: <20191126100744.5083-17-prashantbhole.linux@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191126100744.5083-1-prashantbhole.linux@gmail.com> References: <20191126100744.5083-1-prashantbhole.linux@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::542 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Song Liu , Jakub Kicinski , Jesper Dangaard Brouer , Daniel Borkmann , netdev@vger.kernel.org, Jason Wang , John Fastabend , Alexei Starovoitov , qemu-devel@nongnu.org, Prashant Bhole , kvm@vger.kernel.org, Yonghong Song , Andrii Nakryiko , Martin KaFai Lau Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Jason Wang __bpf_map_get is necessary to get verify whether an fd corresponds to a bpf map, without adding a refcount on that map. After exporting it can be used by a kernel module. Signed-off-by: Jason Wang Signed-off-by: Prashant Bhole --- kernel/bpf/syscall.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index e3461ec59570..e524ab1e7c64 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -737,6 +737,7 @@ struct bpf_map *__bpf_map_get(struct fd f) =20 return f.file->private_data; } +EXPORT_SYMBOL(__bpf_map_get); =20 void bpf_map_inc(struct bpf_map *map) { --=20 2.20.1