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powerpc: Delete unused function delete_fdt_mem_rsv()

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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 <prsriva@linux.microsoft.com>
Signed-off-by: Prakhar Srivastava <prsriva@linux.microsoft.com>
Signed-off-by: Lakshmi Ramasubramanian <nramas@linux.microsoft.com>
Reviewed-by: Thiago Jung Bauermann <bauerman@linux.ibm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210221174930.27324-13-nramas@linux.microsoft.com
This commit is contained in:
Lakshmi Ramasubramanian 2021-02-21 09:49:29 -08:00 committed by Rob Herring
parent 28db15d49c
commit cd42f1db09
2 changed files with 0 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/powerpc/include/asm/kexec.h
View File

@ -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;

32
arch/powerpc/kexec/file_load.c
View File

@ -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;
}