Re: [PATCH v2 0/1] fsmonitor: don't fill bitmap with entries to be removed
Hi Junio, On Thu, 10 Oct 2019, Junio C Hamano wrote: > "William Baker via GitGitGadget" writes: > > > This is the second iteration of changes to fix the segfault that I > > encountered while testing fsmonitor. This iteration includes the following > > updates for feedback I received on v1: > > > > * Use %u instead of %"PRIuMAX" for unsigned ints in BUG format strings > > * Updated the new test's comment to be more descriptive > > > > Thanks, > > > > William > > > > William Baker (1): > > fsmonitor: don't fill bitmap with entries to be removed > > Thanks. Dscho, is this still Reviewed-by: you? Yes! Thanks, Dscho P.S.: I guess we could even go and make this a `Co-Authored-by:` because the test case is actually by me, at least originally... ;-) > > > > > fsmonitor.c | 29 - > > t/t7519-status-fsmonitor.sh | 13 + > > t/t7519/fsmonitor-env | 24 > > 3 files changed, 61 insertions(+), 5 deletions(-) > > create mode 100755 t/t7519/fsmonitor-env > > > > > > base-commit: 5fa0f5238b0cd46cfe7f6fa76c3f526ea98148d9 > > Published-As: > > https://github.com/gitgitgadget/git/releases/tag/pr-372%2Fwilbaker%2Ffix_git_fsmonitor_crash-v2 > > Fetch-It-Via: git fetch https://github.com/gitgitgadget/git > > pr-372/wilbaker/fix_git_fsmonitor_crash-v2 > > Pull-Request: https://github.com/gitgitgadget/git/pull/372 > > > > Range-diff vs v1: > > > > 1: ce9bf4237e ! 1: 08741d986c fsmonitor: don't fill bitmap with entries > > to be removed > > @@ -44,8 +44,8 @@ > > + struct cache_entry *ce; > > + > > + if (pos >= istate->cache_nr) > > -+ BUG("fsmonitor_dirty has more entries than the index > > (%"PRIuMAX" >= %"PRIuMAX")", > > -+ (uintmax_t)pos, (uintmax_t)istate->cache_nr); > > ++ BUG("fsmonitor_dirty has more entries than the index > > (%"PRIuMAX" >= %u)", > > ++ (uintmax_t)pos, istate->cache_nr); > > > > + ce = istate->cache[pos]; > > ce->ce_flags &= ~CE_FSMONITOR_VALID; > > @@ -56,8 +56,8 @@ > > istate->fsmonitor_dirty = fsmonitor_dirty; > > > > + if (istate->fsmonitor_dirty->bit_size > istate->cache_nr) > > -+ BUG("fsmonitor_dirty has more entries than the index > > (%"PRIuMAX" > %"PRIuMAX")", > > -+ (uintmax_t)istate->fsmonitor_dirty->bit_size, > > (uintmax_t)istate->cache_nr); > > ++ BUG("fsmonitor_dirty has more entries than the index > > (%"PRIuMAX" > %u)", > > ++ (uintmax_t)istate->fsmonitor_dirty->bit_size, > > istate->cache_nr); > > + > > trace_printf_key(&trace_fsmonitor, "read fsmonitor extension > > successful"); > > return 0; > > @@ -85,8 +85,8 @@ > > int fixup = 0; > > > > + if (istate->fsmonitor_dirty->bit_size > istate->cache_nr) > > -+ BUG("fsmonitor_dirty has more entries than the index > > (%"PRIuMAX" > %"PRIuMAX")", > > -+ (uintmax_t)istate->fsmonitor_dirty->bit_size, > > (uintmax_t)istate->cache_nr); > > ++ BUG("fsmonitor_dirty has more entries than the index > > (%"PRIuMAX" > %u)", > > ++ (uintmax_t)istate->fsmonitor_dirty->bit_size, > > istate->cache_nr); > > + > > put_be32(&hdr_version, INDEX_EXTENSION_VERSION); > > strbuf_add(sb, &hdr_version, sizeof(uint32_t)); > > @@ -96,8 +96,8 @@ > > > > /* Mark all previously saved entries as dirty */ > > + if (istate->fsmonitor_dirty->bit_size > > > istate->cache_nr) > > -+ BUG("fsmonitor_dirty has more entries > > than the index (%"PRIuMAX" > %"PRIuMAX")", > > -+ > > (uintmax_t)istate->fsmonitor_dirty->bit_size, (uintmax_t)istate->cache_nr); > > ++ BUG("fsmonitor_dirty has more entries > > than the index (%"PRIuMAX" > %u)", > > ++ > > (uintmax_t)istate->fsmonitor_dirty->bit_size, istate->cache_nr); > > ewah_each_bit(istate->fsmonitor_dirty, > > fsmonitor_ewah_callback, istate); > > > > /* Now mark the untracked cache for fsmonitor > > usage */ > > @@ -109,8 +109,9 @@ > > test_cmp expect actual > >' > > > > -+# Use test files that start with 'z' so that the entries being added > > -+# and removed appear at the end of the index. > > ++# This test covers staging/unstaging files that appear at the end of > > the index. > > ++# Test files with names beginning with 'z' are used under the > > assumption that > > ++# earlier tests do not add/leave index entries that sort below them. > > +test_expect_success 'status succeeds after staging/unstaging ' ' > >
Re: [PATCH v2 0/1] fsmonitor: don't fill bitmap with entries to be removed
"William Baker via GitGitGadget" writes: > This is the second iteration of changes to fix the segfault that I > encountered while testing fsmonitor. This iteration includes the following > updates for feedback I received on v1: > > * Use %u instead of %"PRIuMAX" for unsigned ints in BUG format strings > * Updated the new test's comment to be more descriptive > > Thanks, > > William > > William Baker (1): > fsmonitor: don't fill bitmap with entries to be removed Thanks. Dscho, is this still Reviewed-by: you? > > fsmonitor.c | 29 - > t/t7519-status-fsmonitor.sh | 13 + > t/t7519/fsmonitor-env | 24 > 3 files changed, 61 insertions(+), 5 deletions(-) > create mode 100755 t/t7519/fsmonitor-env > > > base-commit: 5fa0f5238b0cd46cfe7f6fa76c3f526ea98148d9 > Published-As: > https://github.com/gitgitgadget/git/releases/tag/pr-372%2Fwilbaker%2Ffix_git_fsmonitor_crash-v2 > Fetch-It-Via: git fetch https://github.com/gitgitgadget/git > pr-372/wilbaker/fix_git_fsmonitor_crash-v2 > Pull-Request: https://github.com/gitgitgadget/git/pull/372 > > Range-diff vs v1: > > 1: ce9bf4237e ! 1: 08741d986c fsmonitor: don't fill bitmap with entries to > be removed > @@ -44,8 +44,8 @@ > + struct cache_entry *ce; > + > + if (pos >= istate->cache_nr) > -+ BUG("fsmonitor_dirty has more entries than the index > (%"PRIuMAX" >= %"PRIuMAX")", > -+ (uintmax_t)pos, (uintmax_t)istate->cache_nr); > ++ BUG("fsmonitor_dirty has more entries than the index > (%"PRIuMAX" >= %u)", > ++ (uintmax_t)pos, istate->cache_nr); > > + ce = istate->cache[pos]; > ce->ce_flags &= ~CE_FSMONITOR_VALID; > @@ -56,8 +56,8 @@ > istate->fsmonitor_dirty = fsmonitor_dirty; > > + if (istate->fsmonitor_dirty->bit_size > istate->cache_nr) > -+ BUG("fsmonitor_dirty has more entries than the index > (%"PRIuMAX" > %"PRIuMAX")", > -+ (uintmax_t)istate->fsmonitor_dirty->bit_size, > (uintmax_t)istate->cache_nr); > ++ BUG("fsmonitor_dirty has more entries than the index > (%"PRIuMAX" > %u)", > ++ (uintmax_t)istate->fsmonitor_dirty->bit_size, > istate->cache_nr); > + > trace_printf_key(&trace_fsmonitor, "read fsmonitor extension > successful"); > return 0; > @@ -85,8 +85,8 @@ > int fixup = 0; > > + if (istate->fsmonitor_dirty->bit_size > istate->cache_nr) > -+ BUG("fsmonitor_dirty has more entries than the index > (%"PRIuMAX" > %"PRIuMAX")", > -+ (uintmax_t)istate->fsmonitor_dirty->bit_size, > (uintmax_t)istate->cache_nr); > ++ BUG("fsmonitor_dirty has more entries than the index > (%"PRIuMAX" > %u)", > ++ (uintmax_t)istate->fsmonitor_dirty->bit_size, > istate->cache_nr); > + > put_be32(&hdr_version, INDEX_EXTENSION_VERSION); > strbuf_add(sb, &hdr_version, sizeof(uint32_t)); > @@ -96,8 +96,8 @@ > > /* Mark all previously saved entries as dirty */ > + if (istate->fsmonitor_dirty->bit_size > > istate->cache_nr) > -+ BUG("fsmonitor_dirty has more entries > than the index (%"PRIuMAX" > %"PRIuMAX")", > -+ > (uintmax_t)istate->fsmonitor_dirty->bit_size, (uintmax_t)istate->cache_nr); > ++ BUG("fsmonitor_dirty has more entries > than the index (%"PRIuMAX" > %u)", > ++ > (uintmax_t)istate->fsmonitor_dirty->bit_size, istate->cache_nr); > ewah_each_bit(istate->fsmonitor_dirty, > fsmonitor_ewah_callback, istate); > > /* Now mark the untracked cache for fsmonitor > usage */ > @@ -109,8 +109,9 @@ > test_cmp expect actual >' > > -+# Use test files that start with 'z' so that the entries being added > -+# and removed appear at the end of the index. > ++# This test covers staging/unstaging files that appear at the end of > the index. > ++# Test files with names beginning with 'z' are used under the > assumption that > ++# earlier tests do not add/leave index entries that sort below them. > +test_expect_success 'status succeeds after staging/unstaging ' ' > + test_commit initial && > + removed=$(test_seq 1 100 | sed "s/^/z/") &&
[PATCH v2 0/1] fsmonitor: don't fill bitmap with entries to be removed
This is the second iteration of changes to fix the segfault that I encountered while testing fsmonitor. This iteration includes the following updates for feedback I received on v1: * Use %u instead of %"PRIuMAX" for unsigned ints in BUG format strings * Updated the new test's comment to be more descriptive Thanks, William William Baker (1): fsmonitor: don't fill bitmap with entries to be removed fsmonitor.c | 29 - t/t7519-status-fsmonitor.sh | 13 + t/t7519/fsmonitor-env | 24 3 files changed, 61 insertions(+), 5 deletions(-) create mode 100755 t/t7519/fsmonitor-env base-commit: 5fa0f5238b0cd46cfe7f6fa76c3f526ea98148d9 Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-372%2Fwilbaker%2Ffix_git_fsmonitor_crash-v2 Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-372/wilbaker/fix_git_fsmonitor_crash-v2 Pull-Request: https://github.com/gitgitgadget/git/pull/372 Range-diff vs v1: 1: ce9bf4237e ! 1: 08741d986c fsmonitor: don't fill bitmap with entries to be removed @@ -44,8 +44,8 @@ + struct cache_entry *ce; + + if (pos >= istate->cache_nr) -+ BUG("fsmonitor_dirty has more entries than the index (%"PRIuMAX" >= %"PRIuMAX")", -+ (uintmax_t)pos, (uintmax_t)istate->cache_nr); ++ BUG("fsmonitor_dirty has more entries than the index (%"PRIuMAX" >= %u)", ++ (uintmax_t)pos, istate->cache_nr); + ce = istate->cache[pos]; ce->ce_flags &= ~CE_FSMONITOR_VALID; @@ -56,8 +56,8 @@ istate->fsmonitor_dirty = fsmonitor_dirty; + if (istate->fsmonitor_dirty->bit_size > istate->cache_nr) -+ BUG("fsmonitor_dirty has more entries than the index (%"PRIuMAX" > %"PRIuMAX")", -+ (uintmax_t)istate->fsmonitor_dirty->bit_size, (uintmax_t)istate->cache_nr); ++ BUG("fsmonitor_dirty has more entries than the index (%"PRIuMAX" > %u)", ++ (uintmax_t)istate->fsmonitor_dirty->bit_size, istate->cache_nr); + trace_printf_key(&trace_fsmonitor, "read fsmonitor extension successful"); return 0; @@ -85,8 +85,8 @@ int fixup = 0; + if (istate->fsmonitor_dirty->bit_size > istate->cache_nr) -+ BUG("fsmonitor_dirty has more entries than the index (%"PRIuMAX" > %"PRIuMAX")", -+ (uintmax_t)istate->fsmonitor_dirty->bit_size, (uintmax_t)istate->cache_nr); ++ BUG("fsmonitor_dirty has more entries than the index (%"PRIuMAX" > %u)", ++ (uintmax_t)istate->fsmonitor_dirty->bit_size, istate->cache_nr); + put_be32(&hdr_version, INDEX_EXTENSION_VERSION); strbuf_add(sb, &hdr_version, sizeof(uint32_t)); @@ -96,8 +96,8 @@ /* Mark all previously saved entries as dirty */ + if (istate->fsmonitor_dirty->bit_size > istate->cache_nr) -+ BUG("fsmonitor_dirty has more entries than the index (%"PRIuMAX" > %"PRIuMAX")", -+ (uintmax_t)istate->fsmonitor_dirty->bit_size, (uintmax_t)istate->cache_nr); ++ BUG("fsmonitor_dirty has more entries than the index (%"PRIuMAX" > %u)", ++ (uintmax_t)istate->fsmonitor_dirty->bit_size, istate->cache_nr); ewah_each_bit(istate->fsmonitor_dirty, fsmonitor_ewah_callback, istate); /* Now mark the untracked cache for fsmonitor usage */ @@ -109,8 +109,9 @@ test_cmp expect actual ' -+# Use test files that start with 'z' so that the entries being added -+# and removed appear at the end of the index. ++# This test covers staging/unstaging files that appear at the end of the index. ++# Test files with names beginning with 'z' are used under the assumption that ++# earlier tests do not add/leave index entries that sort below them. +test_expect_success 'status succeeds after staging/unstaging ' ' + test_commit initial && + removed=$(test_seq 1 100 | sed "s/^/z/") && -- gitgitgadget