diff --git a/Documentation/admin-guide/blockdev/drbd/figures.rst b/Documentation/admin-guide/blockdev/drbd/figures.rst
index 3e3fd4b8a4786767d5079a19ab714eac1a07b197..bd9a4901fe46d7856d1a1cee33ccd78738cad29e 100644
--- a/Documentation/admin-guide/blockdev/drbd/figures.rst
+++ b/Documentation/admin-guide/blockdev/drbd/figures.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 .. The here included files are intended to help understand the implementation
 
 Data flows that Relate some functions, and write packets
diff --git a/Documentation/admin-guide/blockdev/index.rst b/Documentation/admin-guide/blockdev/index.rst
index 20a738d9d047cbe4a97edebee7090c6d5e46a2c2..b903cf1520914344f5ea71741637b05e9160ce7c 100644
--- a/Documentation/admin-guide/blockdev/index.rst
+++ b/Documentation/admin-guide/blockdev/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ===========================
 The Linux RapidIO Subsystem
 ===========================
diff --git a/Documentation/admin-guide/laptops/index.rst b/Documentation/admin-guide/laptops/index.rst
index 6b554e39863bfc431de1b241113fe943324dc3d1..cd9a1c2695fd129ed7c1436ac5ba8f54531aa4fc 100644
--- a/Documentation/admin-guide/laptops/index.rst
+++ b/Documentation/admin-guide/laptops/index.rst
@@ -1,3 +1,4 @@
+.. SPDX-License-Identifier: GPL-2.0
 
 ==============
 Laptop Drivers
diff --git a/Documentation/admin-guide/namespaces/index.rst b/Documentation/admin-guide/namespaces/index.rst
index 713ec4949fa72e7679dc8b0d4f93b20631ea6f41..384f2e0f33d2ff5245de2e07222b6621350b6b70 100644
--- a/Documentation/admin-guide/namespaces/index.rst
+++ b/Documentation/admin-guide/namespaces/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ==========
 Namespaces
 ==========
diff --git a/Documentation/admin-guide/perf/index.rst b/Documentation/admin-guide/perf/index.rst
index 9d445451ea1884984b5e2e882941413fa86099db..ee4bfd2a740f5da374d13a486b528f6058b011af 100644
--- a/Documentation/admin-guide/perf/index.rst
+++ b/Documentation/admin-guide/perf/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ===========================
 Performance monitor support
 ===========================
diff --git a/Documentation/arm/index.rst b/Documentation/arm/index.rst
index 9c2f781f46854ca6f4d9e00c30948bb6526db83b..5fc072dd0c5e1fbf511178b199a3be211f2bdcff 100644
--- a/Documentation/arm/index.rst
+++ b/Documentation/arm/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ================
 ARM Architecture
 ================
diff --git a/Documentation/arm/nwfpe/index.rst b/Documentation/arm/nwfpe/index.rst
index 21fa8ce192aec374ed43ecdfe2ddeaf7bfc059fe..3c4d2f9aa10ee30c2a1d3b89116af0cd7dcbe507 100644
--- a/Documentation/arm/nwfpe/index.rst
+++ b/Documentation/arm/nwfpe/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ===================================
 NetWinder's floating point emulator
 ===================================
diff --git a/Documentation/arm/omap/index.rst b/Documentation/arm/omap/index.rst
index f1e9c11d9f9bcdeccebc684f5313a35e99512192..8b365b212e492042cb8463733aae44886e790707 100644
--- a/Documentation/arm/omap/index.rst
+++ b/Documentation/arm/omap/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 =======
 TI OMAP
 =======
diff --git a/Documentation/arm/sa1100/index.rst b/Documentation/arm/sa1100/index.rst
index fb2385b3accf5e794b0aebead996babf726913f8..68c2a280a74540aeab26da278475afd0bf101936 100644
--- a/Documentation/arm/sa1100/index.rst
+++ b/Documentation/arm/sa1100/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ====================
 Intel StrongARM 1100
 ====================
diff --git a/Documentation/arm/samsung-s3c24xx/index.rst b/Documentation/arm/samsung-s3c24xx/index.rst
index 6c7b241cbf37c50e6512c7c6164676148347982f..5b8a7f9398d8a85707bdfa5322c2b4db4d51c42d 100644
--- a/Documentation/arm/samsung-s3c24xx/index.rst
+++ b/Documentation/arm/samsung-s3c24xx/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ==========================
 Samsung S3C24XX SoC Family
 ==========================
diff --git a/Documentation/arm/samsung/index.rst b/Documentation/arm/samsung/index.rst
index f54d95734362c91af61d64daa867fb1c6be12e48..8142cce3d23ea06a46df64f26170c9e6435519fd 100644
--- a/Documentation/arm/samsung/index.rst
+++ b/Documentation/arm/samsung/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ===========
 Samsung SoC
 ===========
diff --git a/Documentation/driver-api/early-userspace/index.rst b/Documentation/driver-api/early-userspace/index.rst
index 6f20c3c560d81c7a31c38ce5ffc79e66874c236f..149c1822f06d1e1768c39480174dd10f5b624279 100644
--- a/Documentation/driver-api/early-userspace/index.rst
+++ b/Documentation/driver-api/early-userspace/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ===============
 Early Userspace
 ===============
diff --git a/Documentation/driver-api/md/index.rst b/Documentation/driver-api/md/index.rst
index 205080891a1a1e37cc274e2c45a3f737ce327b12..18f54a7d7d6ed2f1e27de385bea78775b9ae569e 100644
--- a/Documentation/driver-api/md/index.rst
+++ b/Documentation/driver-api/md/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ====
 RAID
 ====
diff --git a/Documentation/driver-api/memory-devices/index.rst b/Documentation/driver-api/memory-devices/index.rst
index 87549828f6abd38e5a8c1b9f188bae8f6fc07122..28101458cda5727e9b36025f4db50f6f22a750fd 100644
--- a/Documentation/driver-api/memory-devices/index.rst
+++ b/Documentation/driver-api/memory-devices/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 =========================
 Memory Controller drivers
 =========================
diff --git a/Documentation/driver-api/mmc/index.rst b/Documentation/driver-api/mmc/index.rst
index 9aaf64951a8c5ee4784243eaa8bea3a051471136..7339736ac77454360c7522a0dd9ded77a6b8eaed 100644
--- a/Documentation/driver-api/mmc/index.rst
+++ b/Documentation/driver-api/mmc/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ========================
 MMC/SD/SDIO card support
 ========================
diff --git a/Documentation/driver-api/mtd/index.rst b/Documentation/driver-api/mtd/index.rst
index 2e0e7cc4055e38069b8adbb85dff90e9bf8aec35..436ba5a851d7c43a16c55d708ec0902458fcb107 100644
--- a/Documentation/driver-api/mtd/index.rst
+++ b/Documentation/driver-api/mtd/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ==============================
 Memory Technology Device (MTD)
 ==============================
diff --git a/Documentation/driver-api/nfc/index.rst b/Documentation/driver-api/nfc/index.rst
index 3afb2c0c2e3cd67bcea82ac42a8f5a1316a0f48b..b6e9eedbff29b795439a9282188ef642ca44c0ca 100644
--- a/Documentation/driver-api/nfc/index.rst
+++ b/Documentation/driver-api/nfc/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ========================
 Near Field Communication
 ========================
diff --git a/Documentation/driver-api/nvdimm/index.rst b/Documentation/driver-api/nvdimm/index.rst
index 19dc8ee371dc6b86a3e3afef4e78c812295540e0..a4f8f98aeb949339a662c9723c03d146c8000823 100644
--- a/Documentation/driver-api/nvdimm/index.rst
+++ b/Documentation/driver-api/nvdimm/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ===================================
 Non-Volatile Memory Device (NVDIMM)
 ===================================
diff --git a/Documentation/driver-api/phy/index.rst b/Documentation/driver-api/phy/index.rst
index fce9ffae28120a1ded64c8c635491b4766839688..69ba1216de72209e8ed83829494c1307cf3348a8 100644
--- a/Documentation/driver-api/phy/index.rst
+++ b/Documentation/driver-api/phy/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 =====================
 Generic PHY Framework
 =====================
diff --git a/Documentation/driver-api/rapidio/index.rst b/Documentation/driver-api/rapidio/index.rst
index 4c5e51a051344bccaba9d586ed0ffd8111c70775..a41b4242d16f784dfa3c827fc3e02d91332a90ea 100644
--- a/Documentation/driver-api/rapidio/index.rst
+++ b/Documentation/driver-api/rapidio/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ===========================
 The Linux RapidIO Subsystem
 ===========================
diff --git a/Documentation/ia64/index.rst b/Documentation/ia64/index.rst
index ef99475f672b636d8653d17886345e53109160be..0436e10341150637ca59c6817b03372b69681953 100644
--- a/Documentation/ia64/index.rst
+++ b/Documentation/ia64/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ==================
 IA-64 Architecture
 ==================