diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2020-04-20 18:34:20 +0300 |
|---|---|---|
| committer | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2020-04-20 18:34:20 +0300 |
| commit | f7ea285b6266822bd63af2a3695f03e3357fd74f (patch) | |
| tree | ad5d6f3bab25094c81a072fb56fcac2f50ed91ed /fs/proc/base.c | |
| parent | 97e130f63757ede9abc4a9ee42b5fcad466a8e97 (diff) | |
| parent | c7582ff7ed388b803d083166514a4c8acd4ef57d (diff) | |
Merge branch 'ib-pdx86-properties'
Merge branch 'ib-pdx86-properties' of
git://git.infradead.org/linux-platform-drivers-x86.git
to avoid conflicts in PDx86.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Diffstat (limited to 'fs/proc/base.c')
| -rw-r--r-- | fs/proc/base.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index 6042b646ab27..572898dd16a0 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -1573,6 +1573,7 @@ static ssize_t timens_offsets_write(struct file *file, const char __user *buf, noffsets = 0; for (pos = kbuf; pos; pos = next_line) { struct proc_timens_offset *off = &offsets[noffsets]; + char clock[10]; int err; /* Find the end of line and ensure we don't look past it */ @@ -1584,10 +1585,21 @@ static ssize_t timens_offsets_write(struct file *file, const char __user *buf, next_line = NULL; } - err = sscanf(pos, "%u %lld %lu", &off->clockid, + err = sscanf(pos, "%9s %lld %lu", clock, &off->val.tv_sec, &off->val.tv_nsec); if (err != 3 || off->val.tv_nsec >= NSEC_PER_SEC) goto out; + + clock[sizeof(clock) - 1] = 0; + if (strcmp(clock, "monotonic") == 0 || + strcmp(clock, __stringify(CLOCK_MONOTONIC)) == 0) + off->clockid = CLOCK_MONOTONIC; + else if (strcmp(clock, "boottime") == 0 || + strcmp(clock, __stringify(CLOCK_BOOTTIME)) == 0) + off->clockid = CLOCK_BOOTTIME; + else + goto out; + noffsets++; if (noffsets == ARRAY_SIZE(offsets)) { if (next_line) |