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Diffstat (limited to 'arch/x86/kernel/vmlinux.lds.S')
-rw-r--r--arch/x86/kernel/vmlinux.lds.S36
1 files changed, 12 insertions, 24 deletions
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 49927a863cc1..89aed99aafce 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -161,6 +161,12 @@ SECTIONS
161 161
162#define VVIRT_OFFSET (VSYSCALL_ADDR - __vsyscall_0) 162#define VVIRT_OFFSET (VSYSCALL_ADDR - __vsyscall_0)
163#define VVIRT(x) (ADDR(x) - VVIRT_OFFSET) 163#define VVIRT(x) (ADDR(x) - VVIRT_OFFSET)
164#define EMIT_VVAR(x, offset) .vsyscall_var_ ## x \
165 ADDR(.vsyscall_0) + offset \
166 : AT(VLOAD(.vsyscall_var_ ## x)) { \
167 *(.vsyscall_var_ ## x) \
168 } \
169 x = VVIRT(.vsyscall_var_ ## x);
164 170
165 . = ALIGN(4096); 171 . = ALIGN(4096);
166 __vsyscall_0 = .; 172 __vsyscall_0 = .;
@@ -175,18 +181,6 @@ SECTIONS
175 *(.vsyscall_fn) 181 *(.vsyscall_fn)
176 } 182 }
177 183
178 . = ALIGN(L1_CACHE_BYTES);
179 .vsyscall_gtod_data : AT(VLOAD(.vsyscall_gtod_data)) {
180 *(.vsyscall_gtod_data)
181 }
182
183 vsyscall_gtod_data = VVIRT(.vsyscall_gtod_data);
184 .vsyscall_clock : AT(VLOAD(.vsyscall_clock)) {
185 *(.vsyscall_clock)
186 }
187 vsyscall_clock = VVIRT(.vsyscall_clock);
188
189
190 .vsyscall_1 ADDR(.vsyscall_0) + 1024: AT(VLOAD(.vsyscall_1)) { 184 .vsyscall_1 ADDR(.vsyscall_0) + 1024: AT(VLOAD(.vsyscall_1)) {
191 *(.vsyscall_1) 185 *(.vsyscall_1)
192 } 186 }
@@ -194,21 +188,14 @@ SECTIONS
194 *(.vsyscall_2) 188 *(.vsyscall_2)
195 } 189 }
196 190
197 .vgetcpu_mode : AT(VLOAD(.vgetcpu_mode)) {
198 *(.vgetcpu_mode)
199 }
200 vgetcpu_mode = VVIRT(.vgetcpu_mode);
201
202 . = ALIGN(L1_CACHE_BYTES);
203 .jiffies : AT(VLOAD(.jiffies)) {
204 *(.jiffies)
205 }
206 jiffies = VVIRT(.jiffies);
207
208 .vsyscall_3 ADDR(.vsyscall_0) + 3072: AT(VLOAD(.vsyscall_3)) { 191 .vsyscall_3 ADDR(.vsyscall_0) + 3072: AT(VLOAD(.vsyscall_3)) {
209 *(.vsyscall_3) 192 *(.vsyscall_3)
210 } 193 }
211 194
195#define __VVAR_KERNEL_LDS
196#include <asm/vvar.h>
197#undef __VVAR_KERNEL_LDS
198
212 . = __vsyscall_0 + PAGE_SIZE; 199 . = __vsyscall_0 + PAGE_SIZE;
213 200
214#undef VSYSCALL_ADDR 201#undef VSYSCALL_ADDR
@@ -216,6 +203,7 @@ SECTIONS
216#undef VLOAD 203#undef VLOAD
217#undef VVIRT_OFFSET 204#undef VVIRT_OFFSET
218#undef VVIRT 205#undef VVIRT
206#undef EMIT_VVAR
219 207
220#endif /* CONFIG_X86_64 */ 208#endif /* CONFIG_X86_64 */
221 209
@@ -326,7 +314,7 @@ SECTIONS
326 } 314 }
327 315
328#if !defined(CONFIG_X86_64) || !defined(CONFIG_SMP) 316#if !defined(CONFIG_X86_64) || !defined(CONFIG_SMP)
329 PERCPU(INTERNODE_CACHE_BYTES, PAGE_SIZE) 317 PERCPU_SECTION(INTERNODE_CACHE_BYTES)
330#endif 318#endif
331 319
332 . = ALIGN(PAGE_SIZE); 320 . = ALIGN(PAGE_SIZE);