Since during the arm64 kexec_load()/kdump invocation, the dtb is passed to the second kernel, it is sometimes useful to dump the dtb contents (to verify the correctness of the same).
This patch adds this feature which is enabled when '-d' flag is used with kexec command line invocation. Signed-off-by: Bhupesh Sharma <[email protected]> Merge with 2nd patch Signed-off-by: Bhupesh Sharma <[email protected]> --- kexec/arch/arm64/kexec-arm64.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/kexec/arch/arm64/kexec-arm64.c b/kexec/arch/arm64/kexec-arm64.c index 62f37585b788..c304c3775ada 100644 --- a/kexec/arch/arm64/kexec-arm64.c +++ b/kexec/arch/arm64/kexec-arm64.c @@ -471,12 +471,14 @@ static int setup_2nd_dtb(struct dtb *dtb, char *command_line, int on_crash) result = -EINVAL; goto on_error; } - + fdt_pack(new_buf); dtb->buf = new_buf; dtb->size = fdt_totalsize(new_buf); } + dbgprintf("%s: found %s\n", __func__, dtb->path); + dump_fdt(dtb->buf); dump_reservemap(dtb); -- 2.7.4 _______________________________________________ kexec mailing list [email protected] http://lists.infradead.org/mailman/listinfo/kexec
