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authorFelix Fietkau <nbd@openwrt.org>2015-03-19 11:58:59 +0000
committerFelix Fietkau <nbd@openwrt.org>2015-03-19 11:58:59 +0000
commit32a6800a4198273386510b991fee7ab3d90a4afd (patch)
treef742bdd68f5c3a7d0a2ad46dae1e921a465bbc39 /target/linux/generic/patches-3.8/203-kallsyms_uncompressed.patch
parent3600b84cbd9696496d3a7862f003d839c177d088 (diff)
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kernel: remove linux 3.8 support
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 44890
Diffstat (limited to 'target/linux/generic/patches-3.8/203-kallsyms_uncompressed.patch')
-rw-r--r--target/linux/generic/patches-3.8/203-kallsyms_uncompressed.patch108
1 files changed, 0 insertions, 108 deletions
diff --git a/target/linux/generic/patches-3.8/203-kallsyms_uncompressed.patch b/target/linux/generic/patches-3.8/203-kallsyms_uncompressed.patch
deleted file mode 100644
index dbb4f8f..0000000
--- a/target/linux/generic/patches-3.8/203-kallsyms_uncompressed.patch
+++ /dev/null
@@ -1,108 +0,0 @@
---- a/scripts/kallsyms.c
-+++ b/scripts/kallsyms.c
-@@ -54,6 +54,7 @@ static struct text_range text_ranges[] =
- static struct sym_entry *table;
- static unsigned int table_size, table_cnt;
- static int all_symbols = 0;
-+static int uncompressed = 0;
- static char symbol_prefix_char = '\0';
-
- int token_profit[0x10000];
-@@ -360,6 +361,9 @@ static void write_src(void)
-
- free(markers);
-
-+ if (uncompressed)
-+ return;
-+
- output_label("kallsyms_token_table");
- off = 0;
- for (i = 0; i < 256; i++) {
-@@ -418,6 +422,9 @@ static void *find_token(unsigned char *s
- {
- int i;
-
-+ if (uncompressed)
-+ return NULL;
-+
- for (i = 0; i < len - 1; i++) {
- if (str[i] == token[0] && str[i+1] == token[1])
- return &str[i];
-@@ -490,6 +497,9 @@ static void optimize_result(void)
- {
- int i, best;
-
-+ if (uncompressed)
-+ return;
-+
- /* using the '\0' symbol last allows compress_symbols to use standard
- * fast string functions */
- for (i = 255; i >= 0; i--) {
-@@ -646,7 +656,9 @@ int main(int argc, char **argv)
- if ((*p == '"' && *(p+2) == '"') || (*p == '\'' && *(p+2) == '\''))
- p++;
- symbol_prefix_char = *p;
-- } else
-+ } else if (strcmp(argv[i], "--uncompressed") == 0)
-+ uncompressed = 1;
-+ else
- usage();
- }
- } else if (argc != 1)
---- a/init/Kconfig
-+++ b/init/Kconfig
-@@ -1257,6 +1257,17 @@ config KALLSYMS_ALL
-
- Say N unless you really need all symbols.
-
-+config KALLSYMS_UNCOMPRESSED
-+ bool "Keep kallsyms uncompressed"
-+ depends on KALLSYMS
-+ help
-+ Normally kallsyms contains compressed symbols (using a token table),
-+ reducing the uncompressed kernel image size. Keeping the symbol table
-+ uncompressed significantly improves the size of this part in compressed
-+ kernel images.
-+
-+ Say N unless you need compressed kernel images to be small.
-+
- config HOTPLUG
- def_bool y
-
---- a/scripts/link-vmlinux.sh
-+++ b/scripts/link-vmlinux.sh
-@@ -83,6 +83,10 @@ kallsyms()
- kallsymopt="${kallsymopt} --all-symbols"
- fi
-
-+ if [ -n "${CONFIG_KALLSYMS_UNCOMPRESSED}" ]; then
-+ kallsymopt="${kallsymopt} --uncompressed"
-+ fi
-+
- local aflags="${KBUILD_AFLAGS} ${KBUILD_AFLAGS_KERNEL} \
- ${NOSTDINC_FLAGS} ${LINUXINCLUDE} ${KBUILD_CPPFLAGS}"
-
---- a/kernel/kallsyms.c
-+++ b/kernel/kallsyms.c
-@@ -106,6 +106,11 @@ static unsigned int kallsyms_expand_symb
- * For every byte on the compressed symbol data, copy the table
- * entry for that byte.
- */
-+#ifdef CONFIG_KALLSYMS_UNCOMPRESSED
-+ memcpy(result, data + 1, len - 1);
-+ result += len - 1;
-+ len = 0;
-+#endif
- while (len) {
- tptr = &kallsyms_token_table[kallsyms_token_index[*data]];
- data++;
-@@ -133,6 +138,9 @@ static unsigned int kallsyms_expand_symb
- */
- static char kallsyms_get_symbol_type(unsigned int off)
- {
-+#ifdef CONFIG_KALLSYMS_UNCOMPRESSED
-+ return kallsyms_names[off + 1];
-+#endif
- /*
- * Get just the first code, look it up in the token table,
- * and return the first char from this token.