From cd42f1db09d43e769b46a97a778bbd53428756b5 Mon Sep 17 00:00:00 2001 From: Lakshmi Ramasubramanian Date: Sun, 21 Feb 2021 09:49:29 -0800 Subject: [PATCH] powerpc: Delete unused function delete_fdt_mem_rsv() delete_fdt_mem_rsv() defined in "arch/powerpc/kexec/file_load.c" has been renamed to fdt_find_and_del_mem_rsv(), and moved to "drivers/of/kexec.c". Remove delete_fdt_mem_rsv() in "arch/powerpc/kexec/file_load.c". Co-developed-by: Prakhar Srivastava Signed-off-by: Prakhar Srivastava Signed-off-by: Lakshmi Ramasubramanian Reviewed-by: Thiago Jung Bauermann Signed-off-by: Rob Herring Link: https://lore.kernel.org/r/20210221174930.27324-13-nramas@linux.microsoft.com --- arch/powerpc/include/asm/kexec.h | 1 - arch/powerpc/kexec/file_load.c | 32 -------------------------------- 2 files changed, 33 deletions(-) diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h index f2c5e606c8b3..9fccbb10face 100644 --- a/arch/powerpc/include/asm/kexec.h +++ b/arch/powerpc/include/asm/kexec.h @@ -115,7 +115,6 @@ char *setup_kdump_cmdline(struct kimage *image, char *cmdline, int setup_purgatory(struct kimage *image, const void *slave_code, const void *fdt, unsigned long kernel_load_addr, unsigned long fdt_load_addr); -int delete_fdt_mem_rsv(void *fdt, unsigned long start, unsigned long size); #ifdef CONFIG_PPC64 struct kexec_buf; diff --git a/arch/powerpc/kexec/file_load.c b/arch/powerpc/kexec/file_load.c index dc28cb7813c8..4284f76cbef5 100644 --- a/arch/powerpc/kexec/file_load.c +++ b/arch/powerpc/kexec/file_load.c @@ -107,35 +107,3 @@ int setup_purgatory(struct kimage *image, const void *slave_code, return 0; } - -/** - * delete_fdt_mem_rsv - delete memory reservation with given address and size - * - * Return: 0 on success, or negative errno on error. - */ -int delete_fdt_mem_rsv(void *fdt, unsigned long start, unsigned long size) -{ - int i, ret, num_rsvs = fdt_num_mem_rsv(fdt); - - for (i = 0; i < num_rsvs; i++) { - uint64_t rsv_start, rsv_size; - - ret = fdt_get_mem_rsv(fdt, i, &rsv_start, &rsv_size); - if (ret) { - pr_err("Malformed device tree.\n"); - return -EINVAL; - } - - if (rsv_start == start && rsv_size == size) { - ret = fdt_del_mem_rsv(fdt, i); - if (ret) { - pr_err("Error deleting device tree reservation.\n"); - return -EINVAL; - } - - return 0; - } - } - - return -ENOENT; -}