Merge pull request #2086 from bimbashrestha/quick3

[bug] passing cParams.hashLog instead of comprParams->hashLog for ldm trigger

programs/fileio.c

@@ -807,7 +807,7 @@ static void FIO_adjustParamsForPatchFromMode(FIO_prefs_t* const prefs,
     if (fileWindowLog > ZSTD_WINDOWLOG_MAX)
         DISPLAYLEVEL(1, "Max window log exceeded by file (compression ratio will suffer)\n");
     comprParams->windowLog = MIN(ZSTD_WINDOWLOG_MAX, fileWindowLog);
-    if (fileWindowLog > ZSTD_cycleLog(comprParams->hashLog, cParams.strategy)) {
+    if (fileWindowLog > ZSTD_cycleLog(cParams.hashLog, cParams.strategy)) {
         if (!prefs->ldmFlag)
             DISPLAYLEVEL(1, "long mode automaticaly triggered\n");
         FIO_setLdmFlag(prefs, 1);

tests/playTests.sh

@@ -1276,6 +1276,13 @@ datagen > tmp_dict
 zstd --patch-from=tmp_dict -r tmp_dir && die
 rm -rf tmp*
 
+println "\n===> patch-from long mode trigger larger file test"
+
+datagen -g5000000 > tmp_dict
+datagen -g5000000 > tmp_patch
+zstd -15 --patch-from=tmp_dict tmp_patch 2>&1 | grep "long mode automaticaly triggered"
+rm -rf tmp*
+
 println "\n===>   large files tests "
 
 roundTripTest -g270000000 1