Merge pull request ceph#59206 from ygtzf/bugfix-compress-use-isal

compressor: compressor_zlib_isal did not take effect in compression

Reviewed-by: Igor Fedotov <[email protected]>

Author: yuriw

src/compressor/zlib/ZlibCompressor.cc

@@ -69,6 +69,14 @@ UadkAccel ZlibCompressor::uadk_accel;
 ZlibCompressor::ZlibCompressor(CephContext *cct, bool isal)
   : Compressor(COMP_ALG_ZLIB, "zlib"), isal_enabled(isal), cct(cct)
 {
+
+#if !(__x86_64__ && defined(HAVE_NASM_X64_AVX2)) || defined(__aarch64__)
+  if (isal_enabled) {
+    derr << "WARN: ISA-L enabled (compressor_zlib_isal=true) but not supported"
+         << dendl;
+  }
+#endif
+
 #ifdef HAVE_QATZIP
   if (cct->_conf->qat_compressor_enabled && qat_accel.init("zlib"))
     qat_enabled = true;

src/include/config-h.in.cmake

@@ -250,6 +250,9 @@
 /* we have a recent nasm and are x86_64 */
 #cmakedefine HAVE_NASM_X64
 
+/* nasm can also build the isa-l:avx2 */
+#cmakedefine HAVE_NASM_X64_AVX2
+
 /* nasm can also build the isa-l:avx512 */
 #cmakedefine HAVE_NASM_X64_AVX512