# define KEXEC_SEGMENT_MAX 16
#endif
-static void
-print_seg(const unsigned long *seg)
+static bool
+print_seg(struct tcb *tcp, void *elem_buf, size_t elem_size, void *data)
{
- tprints("{");
+ const unsigned long *seg;
+ unsigned long seg_buf[4];
+
+ if (elem_size < sizeof(seg_buf)) {
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(seg_buf); ++i)
+ seg_buf[i] = ((unsigned int *) elem_buf)[i];
+ seg = seg_buf;
+ } else {
+ seg = elem_buf;
+ }
+
+ tprints("{buf=");
printaddr(seg[0]);
- tprintf(", %lu, ", seg[1]);
+ tprintf(", bufsz=%lu, mem=", seg[1]);
printaddr(seg[2]);
- tprintf(", %lu}", seg[3]);
+ tprintf(", memsz=%lu}", seg[3]);
+
+ return true;
}
static void
-print_kexec_segments(struct tcb *tcp, const unsigned long addr,
+print_kexec_segments(struct tcb *const tcp, const kernel_ureg_t addr,
const unsigned long len)
{
- unsigned long seg[4];
- const size_t sizeof_seg = ARRAY_SIZE(seg) * current_wordsize;
- unsigned int i;
-
- if (!len) {
- tprints("[]");
- return;
- }
-
if (len > KEXEC_SEGMENT_MAX) {
printaddr(addr);
return;
}
- if (umove_ulong_array_or_printaddr(tcp, addr, seg, ARRAY_SIZE(seg)))
- return;
-
- tprints("[");
- print_seg(seg);
-
- for (i = 1; i < len; ++i) {
- tprints(", ");
- if (umove_ulong_array_or_printaddr(tcp,
- addr + i * sizeof_seg,
- seg, ARRAY_SIZE(seg)))
- break;
- print_seg(seg);
- }
+ unsigned long seg[4];
+ const size_t sizeof_seg = ARRAY_SIZE(seg) * current_wordsize;
- tprints("]");
+ print_array(tcp, addr, len, seg, sizeof_seg,
+ umoven_or_printaddr, print_seg, 0);
}
SYS_FUNC(kexec_load)
{
- unsigned long n;
-
/* entry, nr_segments */
printaddr(tcp->u_arg[0]);
tprintf(", %lu, ", tcp->u_arg[1]);
tprints(", ");
/* flags */
- n = tcp->u_arg[3];
- printxval(kexec_arch_values, n & KEXEC_ARCH_MASK, "KEXEC_ARCH_???");
- n &= ~KEXEC_ARCH_MASK;
+ unsigned long n = tcp->u_arg[3];
+ printxval_long(kexec_arch_values, n & KEXEC_ARCH_MASK, "KEXEC_ARCH_???");
+ n &= ~(unsigned long) KEXEC_ARCH_MASK;
if (n) {
tprints("|");
- printflags(kexec_load_flags, n, "KEXEC_???");
+ printflags_long(kexec_load_flags, n, "KEXEC_???");
}
return RVAL_DECODED;
printfd(tcp, tcp->u_arg[1]);
tprints(", ");
/* cmdline_len */
- tprintf("%lu, ", tcp->u_arg[2]);
+ tprintf("%" PRI_klu ", ", getarg_klu(tcp, 2));
/* cmdline */
- printstr(tcp, tcp->u_arg[3], tcp->u_arg[2]);
+ printstrn(tcp, tcp->u_arg[3], tcp->u_arg[2]);
tprints(", ");
/* flags */
- printflags(kexec_file_load_flags, tcp->u_arg[4], "KEXEC_FILE_???");
+ printflags64(kexec_file_load_flags, getarg_klu(tcp, 4), "KEXEC_FILE_???");
return RVAL_DECODED;
}