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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-11-09 10:11:53 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-11-09 10:11:53 -0800 |
| commit | 59a2ceeef6d6bb8f68550fdbd84246b74a99f06b (patch) | |
| tree | d8302a240dfe56defb8d56df555bb046a5a7bb5c | |
| parent | d2f38a3c6507b2520101f9a3807ed98f1bdc545a (diff) | |
| parent | 0e9beb8a96f21a6df1579cb3a679e150e3269d80 (diff) | |
| download | linux-59a2ceeef6d6bb8f68550fdbd84246b74a99f06b.tar.gz linux-59a2ceeef6d6bb8f68550fdbd84246b74a99f06b.tar.bz2 linux-59a2ceeef6d6bb8f68550fdbd84246b74a99f06b.zip | |
Merge branch 'akpm' (patches from Andrew)
Merge more updates from Andrew Morton:
"87 patches.
Subsystems affected by this patch series: mm (pagecache and hugetlb),
procfs, misc, MAINTAINERS, lib, checkpatch, binfmt, kallsyms, ramfs,
init, codafs, nilfs2, hfs, crash_dump, signals, seq_file, fork,
sysvfs, kcov, gdb, resource, selftests, and ipc"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (87 commits)
ipc/ipc_sysctl.c: remove fallback for !CONFIG_PROC_SYSCTL
ipc: check checkpoint_restore_ns_capable() to modify C/R proc files
selftests/kselftest/runner/run_one(): allow running non-executable files
virtio-mem: disallow mapping virtio-mem memory via /dev/mem
kernel/resource: disallow access to exclusive system RAM regions
kernel/resource: clean up and optimize iomem_is_exclusive()
scripts/gdb: handle split debug for vmlinux
kcov: replace local_irq_save() with a local_lock_t
kcov: avoid enable+disable interrupts if !in_task()
kcov: allocate per-CPU memory on the relevant node
Documentation/kcov: define `ip' in the example
Documentation/kcov: include types.h in the example
sysv: use BUILD_BUG_ON instead of runtime check
kernel/fork.c: unshare(): use swap() to make code cleaner
seq_file: fix passing wrong private data
seq_file: move seq_escape() to a header
signal: remove duplicate include in signal.h
crash_dump: remove duplicate include in crash_dump.h
crash_dump: fix boolreturn.cocci warning
hfs/hfsplus: use WARN_ON for sanity check
...
131 files changed, 1174 insertions, 650 deletions
@@ -73,6 +73,8 @@ Chris Chiu <chris.chiu@canonical.com> <chiu@endlessm.com> Chris Chiu <chris.chiu@canonical.com> <chiu@endlessos.org> Christophe Ricard <christophe.ricard@gmail.com> Christoph Hellwig <hch@lst.de> +Colin Ian King <colin.king@intel.com> <colin.king@canonical.com> +Colin Ian King <colin.king@intel.com> <colin.i.king@gmail.com> Corey Minyard <minyard@acm.org> Damian Hobson-Garcia <dhobsong@igel.co.jp> Daniel Borkmann <daniel@iogearbox.net> <danborkmann@googlemail.com> diff --git a/Documentation/dev-tools/kcov.rst b/Documentation/dev-tools/kcov.rst index d2c4c27e1702..d83c9ab49427 100644 --- a/Documentation/dev-tools/kcov.rst +++ b/Documentation/dev-tools/kcov.rst @@ -50,6 +50,7 @@ program using kcov: #include <sys/mman.h> #include <unistd.h> #include <fcntl.h> + #include <linux/types.h> #define KCOV_INIT_TRACE _IOR('c', 1, unsigned long) #define KCOV_ENABLE _IO('c', 100) @@ -177,6 +178,8 @@ Comparison operands collection is similar to coverage collection: /* Read number of comparisons collected. */ n = __atomic_load_n(&cover[0], __ATOMIC_RELAXED); for (i = 0; i < n; i++) { + uint64_t ip; + type = cover[i * KCOV_WORDS_PER_CMP + 1]; /* arg1 and arg2 - operands of the comparison. */ arg1 = cover[i * KCOV_WORDS_PER_CMP + 2]; @@ -251,6 +254,8 @@ selectively from different subsystems. .. code-block:: c + /* Same includes and defines as above. */ + struct kcov_remote_arg { __u32 trace_mode; __u32 area_size; diff --git a/MAINTAINERS b/MAINTAINERS index 170bbbeefc3f..a2bd991db512 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -767,7 +767,7 @@ F: drivers/crypto/allwinner/ ALLWINNER HARDWARE SPINLOCK SUPPORT |