diff options
Diffstat (limited to 'src/shared/hibernate-util.c')
| -rw-r--r-- | src/shared/hibernate-util.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/shared/hibernate-util.c b/src/shared/hibernate-util.c index 0d215e8..c3991cf 100644 --- a/src/shared/hibernate-util.c +++ b/src/shared/hibernate-util.c @@ -23,6 +23,7 @@ #include "log.h" #include "parse-util.h" #include "path-util.h" +#include "proc-cmdline.h" #include "stat-util.h" #include "string-util.h" #include "strv.h" @@ -129,6 +130,13 @@ static int read_resume_config(dev_t *ret_devno, uint64_t *ret_offset) { assert(ret_devno); assert(ret_offset); + r = proc_cmdline_get_key("noresume", /* flags = */ 0, /* ret_value = */ NULL); + if (r < 0) + return log_debug_errno(r, "Failed to check if 'noresume' kernel command line option is set: %m"); + if (r > 0) + return log_debug_errno(SYNTHETIC_ERRNO(ENOTRECOVERABLE), + "'noresume' kernel command line option is set, refusing hibernation device lookup."); + r = read_one_line_file("/sys/power/resume", &devno_str); if (r < 0) return log_debug_errno(r, "Failed to read /sys/power/resume: %m"); |