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authorCasey Connolly <[email protected]>2026-04-01 16:15:19 +0200
committerTom Rini <[email protected]>2026-04-21 11:19:49 -0600
commit139f5292e7985d0326a1d18eee88720255e423dc (patch)
tree2afe47245a7f32ae921123b6394f547a949ffb0c /include/linux/string.h
parentf5e96fdffc024552944776848bd5570e1b2caa9b (diff)
string: add strdup_const and kstrdup_const
Extend Linux compat by adding kstrdup_const(), backed by lib/string.c. This leverages U-Boots .rodata section on ARM64 to avoid pointlessly duplicating const strings. This is used by the Linux CCF_FULL port and may be useful elsewhere in U-Boot. Signed-off-by: Casey Connolly <[email protected]>
Diffstat (limited to 'include/linux/string.h')
-rw-r--r--include/linux/string.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/string.h b/include/linux/string.h
index d943fcce690..a8a6cf4af50 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -104,6 +104,8 @@ size_t strcspn(const char *s, const char *reject);
#ifndef __HAVE_ARCH_STRDUP
extern char * strdup(const char *);
extern char * strndup(const char *, size_t);
+extern const char *strdup_const(const char *s);
+extern void kfree_const(const void *x);
#endif
#ifndef __HAVE_ARCH_STRSWAB
extern char * strswab(const char *);