kernel: delete Linux 5.4 config and patches

As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)

1 files changed, 0 insertions, 119 deletions

diff --git a/target/linux/generic/pending-5.4/203-kallsyms_uncompressed.patch b/target/linux/generic/pending-5.4/203-kallsyms_uncompressed.patch
deleted file mode 100644
index 68a2d4d88f..0000000000
--- a/target/linux/generic/pending-5.4/203-kallsyms_uncompressed.patch
+++ /dev/null
@@ -1,119 +0,0 @@
-From: Felix Fietkau <nbd@nbd.name>
-Subject: kernel: add a config option for keeping the kallsyms table uncompressed, saving ~9kb kernel size after lzma on ar71xx
-
-[john@phrozen.org: added to my upstream queue 30.12.2016]
-lede-commit: e0e3509b5ce2ccf93d4d67ea907613f5f7ec2eed
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
----
- init/Kconfig            | 11 +++++++++++
- kernel/kallsyms.c       |  8 ++++++++
- scripts/kallsyms.c      | 12 ++++++++++++
- scripts/link-vmlinux.sh |  4 ++++
- 4 files changed, 35 insertions(+)
-
---- a/init/Kconfig
-+++ b/init/Kconfig
-@@ -1280,6 +1280,17 @@ config SYSCTL_ARCH_UNALIGN_ALLOW
- 	  the unaligned access emulation.
- 	  see arch/parisc/kernel/unaligned.c for reference
- 
-+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 HAVE_PCSPKR_PLATFORM
- 	bool
- 
---- a/kernel/kallsyms.c
-+++ b/kernel/kallsyms.c
-@@ -75,6 +75,11 @@ 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++;
-@@ -107,6 +112,9 @@ tail:
-  */
- 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.
---- a/scripts/kallsyms.c
-+++ b/scripts/kallsyms.c
-@@ -59,6 +59,7 @@ static struct addr_range percpu_range =
- static struct sym_entry *table;
- static unsigned int table_size, table_cnt;
- static int all_symbols = 0;
-+static int uncompressed = 0;
- static int absolute_percpu = 0;
- static int base_relative = 0;
- 
-@@ -440,6 +441,9 @@ static void write_src(void)
- 
- 	free(markers);
- 
-+	if (uncompressed)
-+		return;
-+
- 	output_label("kallsyms_token_table");
- 	off = 0;
- 	for (i = 0; i < 256; i++) {
-@@ -500,6 +504,9 @@ 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];
-@@ -572,6 +579,9 @@ 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--) {
-@@ -751,6 +761,8 @@ int main(int argc, char **argv)
- 				absolute_percpu = 1;
- 			else if (strcmp(argv[i], "--base-relative") == 0)
- 				base_relative = 1;
-+			else if (strcmp(argv[i], "--uncompressed") == 0)
-+				uncompressed = 1;
- 			else
- 				usage();
- 		}
---- a/scripts/link-vmlinux.sh
-+++ b/scripts/link-vmlinux.sh
-@@ -160,6 +160,10 @@ kallsyms()
- 		kallsymopt="${kallsymopt} --base-relative"
- 	fi
- 
-+	if [ -n "${CONFIG_KALLSYMS_UNCOMPRESSED}" ]; then
-+		kallsymopt="${kallsymopt} --uncompressed"
-+	fi
-+
- 	local aflags="${KBUILD_AFLAGS} ${KBUILD_AFLAGS_KERNEL}               \
- 		      ${NOSTDINC_FLAGS} ${LINUXINCLUDE} ${KBUILD_CPPFLAGS}"
-