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authorLuis Chamberlain2021-10-21 08:58:38 -0700
committerGreg Kroah-Hartman2021-10-22 14:13:58 +0200
commit771856caf518b477390afab3aa311d74144f148b (patch)
tree2cde99d7293517eab66055851d6cbe9a7968f8e3 /include/asm-generic
parente2e2c0f20f321b0ec36e8bde467259c0adf1fecb (diff)
vmlinux.lds.h: wrap built-in firmware support under FW_LOADER
The firmware loader built-in firmware is only available when FW_LOADER is built-in, so tuck away the sections for built-in firmware under it. This ensures no oddball user tries to uses these sections without first enabling FW_LOADER=y. Reviewed-by: Borislav Petkov <bp@suse.de> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org> Link: https://lore.kernel.org/r/20211021155843.1969401-6-mcgrof@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/asm-generic')
-rw-r--r--include/asm-generic/vmlinux.lds.h20
1 files changed, 13 insertions, 7 deletions
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index f2984af2b85b..ad792e2817a2 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -470,13 +470,7 @@
__end_pci_fixups_suspend_late = .; \
} \
\
- /* Built-in firmware blobs */ \
- .builtin_fw : AT(ADDR(.builtin_fw) - LOAD_OFFSET) ALIGN(8) { \
- __start_builtin_fw = .; \
- KEEP(*(.builtin_fw)) \
- __end_builtin_fw = .; \
- } \
- \
+ FW_LOADER_BUILT_IN_DATA \
TRACEDATA \
\
PRINTK_INDEX \
@@ -880,6 +874,18 @@
#define ORC_UNWIND_TABLE
#endif
+/* Built-in firmware blobs */
+#ifdef CONFIG_FW_LOADER
+#define FW_LOADER_BUILT_IN_DATA \
+ .builtin_fw : AT(ADDR(.builtin_fw) - LOAD_OFFSET) ALIGN(8) { \
+ __start_builtin_fw = .; \
+ KEEP(*(.builtin_fw)) \
+ __end_builtin_fw = .; \
+ }
+#else
+#define FW_LOADER_BUILT_IN_DATA
+#endif
+
#ifdef CONFIG_PM_TRACE
#define TRACEDATA \
. = ALIGN(4); \