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Date: Wed, 18 Nov 2020 07:38:55 -0800
From: Saranya Muruganandam <saranyamohan@...gle.com>
To: linux-ext4@...r.kernel.org, tytso@....edu
Cc: adilger.kernel@...ger.ca, Li Xi <lixi@....com>,
Wang Shilong <wshilong@....com>,
Saranya Muruganandam <saranyamohan@...gle.com>
Subject: [RFC PATCH v3 09/61] e2fsck: create logs for mult-threads
From: Li Xi <lixi@....com>
When multi-threads are used, different logs should be created
for different threads. Each thread has log files with suffix
of ".$THREAD_INDEX".
And this patch adds f_multithread_logfile test case.
Signed-off-by: Li Xi <lixi@....com>
Signed-off-by: Wang Shilong <wshilong@....com>
Signed-off-by: Saranya Muruganandam <saranyamohan@...gle.com>
---
e2fsck/e2fsck.h | 6 ++++--
e2fsck/logfile.c | 10 ++++++++-
e2fsck/pass1.c | 23 +++++++++++++++-----
tests/f_multithread_logfile/expect.1 | 23 ++++++++++++++++++++
tests/f_multithread_logfile/image.gz | 1 +
tests/f_multithread_logfile/name | 1 +
tests/f_multithread_logfile/script | 32 ++++++++++++++++++++++++++++
7 files changed, 88 insertions(+), 8 deletions(-)
create mode 100644 tests/f_multithread_logfile/expect.1
create mode 120000 tests/f_multithread_logfile/image.gz
create mode 100644 tests/f_multithread_logfile/name
create mode 100644 tests/f_multithread_logfile/script
diff --git a/e2fsck/e2fsck.h b/e2fsck/e2fsck.h
index 1416f15e..5ad0fe93 100644
--- a/e2fsck/e2fsck.h
+++ b/e2fsck/e2fsck.h
@@ -308,8 +308,10 @@ struct e2fsck_struct {
/*
* For pass1_check_directory and pass1_get_blocks
*/
- ext2_ino_t stashed_ino;
- struct ext2_inode *stashed_inode;
+ ext2_ino_t stashed_ino;
+ struct ext2_inode *stashed_inode;
+ /* Thread index, if global_ctx is null, this field is unused */
+ int thread_index;
/*
* Location of the lost and found directory
diff --git a/e2fsck/logfile.c b/e2fsck/logfile.c
index 63e9a12f..c5505d27 100644
--- a/e2fsck/logfile.c
+++ b/e2fsck/logfile.c
@@ -16,6 +16,7 @@
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
+#include <assert.h>
#include "e2fsck.h"
#include <pwd.h>
@@ -291,6 +292,8 @@ static FILE *set_up_log_file(e2fsck_t ctx, const char *key, const char *fn)
struct string s, s1, s2;
char *s0 = 0, *log_dir = 0, *log_fn = 0;
int log_dir_wait = 0;
+ int string_size;
+ char string_index[10];
s.s = s1.s = s2.s = 0;
@@ -307,6 +310,12 @@ static FILE *set_up_log_file(e2fsck_t ctx, const char *key, const char *fn)
goto out;
expand_logfn(ctx, log_fn, &s);
+ if (ctx->global_ctx) {
+ sprintf(string_index, "%d", ctx->thread_index);
+ append_string(&s, ".", 1);
+ append_string(&s, string_index, 0);
+ }
+
if ((log_fn[0] == '/') || !log_dir || !log_dir[0])
s0 = s.s;
@@ -325,7 +334,6 @@ static FILE *set_up_log_file(e2fsck_t ctx, const char *key, const char *fn)
append_string(&s2, log_dir, 0);
append_string(&s2, "/", 1);
append_string(&s2, s.s, 0);
- printf("%s\n", s2.s);
}
if (s0)
diff --git a/e2fsck/pass1.c b/e2fsck/pass1.c
index 10efa0ed..bae47a7f 100644
--- a/e2fsck/pass1.c
+++ b/e2fsck/pass1.c
@@ -2250,6 +2250,9 @@ static errcode_t e2fsck_pass1_thread_prepare(e2fsck_t global_ctx, e2fsck_t *thre
}
thread_fs->priv_data = thread_context;
+ thread_context->thread_index = 0;
+ set_up_logging(thread_context);
+
thread_context->fs = thread_fs;
*thread_ctx = thread_context;
return 0;
@@ -2262,12 +2265,14 @@ out_context:
static int e2fsck_pass1_thread_join_one(e2fsck_t global_ctx, e2fsck_t thread_ctx)
{
- errcode_t retval;
- int flags = global_ctx->flags;
- ext2_filsys thread_fs = thread_ctx->fs;
- ext2_filsys global_fs = global_ctx->fs;
+ errcode_t retval;
+ int flags = global_ctx->flags;
+ ext2_filsys thread_fs = thread_ctx->fs;
+ ext2_filsys global_fs = global_ctx->fs;
+ FILE *global_logf = global_ctx->logf;
+ FILE *global_problem_logf = global_ctx->problem_logf;
#ifdef HAVE_SETJMP_H
- jmp_buf old_jmp;
+ jmp_buf old_jmp;
memcpy(old_jmp, global_ctx->abort_loc, sizeof(jmp_buf));
#endif
@@ -2286,6 +2291,8 @@ static int e2fsck_pass1_thread_join_one(e2fsck_t global_ctx, e2fsck_t thread_ctx
}
global_fs->priv_data = global_ctx;
global_ctx->fs = global_fs;
+ global_ctx->logf = global_logf;
+ global_ctx->problem_logf = global_problem_logf;
if (thread_ctx->inode_used_map) {
retval = e2fsck_pass1_copy_bitmap(global_fs,
@@ -2374,6 +2381,12 @@ static int e2fsck_pass1_thread_join(e2fsck_t global_ctx, e2fsck_t thread_ctx)
retval = e2fsck_pass1_thread_join_one(global_ctx, thread_ctx);
ext2fs_free_mem(&thread_ctx->fs);
+ if (thread_ctx->logf)
+ fclose(thread_ctx->logf);
+ if (thread_ctx->problem_logf) {
+ fputs("</problem_log>\n", thread_ctx->problem_logf);
+ fclose(thread_ctx->problem_logf);
+ }
ext2fs_free_mem(&thread_ctx);
return retval;
diff --git a/tests/f_multithread_logfile/expect.1 b/tests/f_multithread_logfile/expect.1
new file mode 100644
index 00000000..e2b954d0
--- /dev/null
+++ b/tests/f_multithread_logfile/expect.1
@@ -0,0 +1,23 @@
+ext2fs_open2: Bad magic number in super-block
+../e2fsck/e2fsck: Superblock invalid, trying backup blocks...
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+Free blocks count wrong for group #0 (7987, counted=7982).
+Fix? yes
+
+Free blocks count wrong (11602, counted=11597).
+Fix? yes
+
+Free inodes count wrong for group #0 (1493, counted=1488).
+Fix? yes
+
+Free inodes count wrong (2997, counted=2992).
+Fix? yes
+
+
+test_filesys: ***** FILE SYSTEM WAS MODIFIED *****
+test_filesys: 16/3008 files (0.0% non-contiguous), 403/12000 blocks
+Exit status is 1
diff --git a/tests/f_multithread_logfile/image.gz b/tests/f_multithread_logfile/image.gz
new file mode 120000
index 00000000..0fd40018
--- /dev/null
+++ b/tests/f_multithread_logfile/image.gz
@@ -0,0 +1 @@
+../f_zero_super/image.gz
\ No newline at end of file
diff --git a/tests/f_multithread_logfile/name b/tests/f_multithread_logfile/name
new file mode 100644
index 00000000..faaabc3b
--- /dev/null
+++ b/tests/f_multithread_logfile/name
@@ -0,0 +1 @@
+test "e2fsck -m" option works with "-E log_filename="
diff --git a/tests/f_multithread_logfile/script b/tests/f_multithread_logfile/script
new file mode 100644
index 00000000..4f9ca6f8
--- /dev/null
+++ b/tests/f_multithread_logfile/script
@@ -0,0 +1,32 @@
+LOG_FNAME="f_multithread_logfile_xxx"
+FSCK_OPT="-fy -m -y -E log_filename=$LOG_FNAME"
+SKIP_VERIFY="true"
+ONE_PASS_ONLY="true"
+SKIP_CLEANUP="true"
+
+rm -f $LOG_FNAME.* $LOG_FNAME
+
+. $cmd_dir/run_e2fsck
+
+rm -f $test_name.ok $test_name.failed
+cmp -s $OUT1 $EXP1
+status1=$?
+
+if [ "$status1" -eq 0 ]; then
+ if [ ! -f $LOG_FNAME -o ! -f $LOG_FNAME.0 ]; then
+ echo "$LOG_FNAME or $LOG_FNAME.0 is not created" > $test_name.failed
+ echo "$test_name: $test_description: failed"
+ else
+ echo "$test_name: $test_description: ok"
+ touch $test_name.ok
+ fi
+else
+ diff $DIFF_OPTS $test_dir/expect.1 \
+ $test_name.1.log >> $test_name.failed
+ echo "$test_name: $test_description: failed"
+fi
+
+unset IMAGE FSCK_OPT SECOND_FSCK_OPT OUT1 OUT2 EXP1 EXP2
+unset SKIP_VERIFY SKIP_CLEANUP SKIP_GUNZIP ONE_PASS_ONLY PREP_CMD
+unset DESCRIPTION SKIP_UNLINK AFTER_CMD PASS_ZERO
+unset LOG_FINAME
--
2.29.2.299.gdc1121823c-goog
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