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Drop write lock on sysvars (#15497) (#16233)

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* Drop write lock on sysvars

* adds env var for demoting sysvar write lock demotion

* moves demote logic to is_writable

* feature gates sysvar write lock demotion

* adds builtins to write lock demotion

* adds system program id to builtins

* adds Feature111...

* adds an abi-freeze test

* mvines set of builtin program keys

Co-authored-by: Michael Vines <mvines@gmail.com>

* update tests

* adds bpf loader keys

* Add test sysvar

* Plumb demote_sysvar to is_writable

* more plumbing of demote_sysvar_write_locks to is_writable

* patches test_program_bpf_instruction_introspection

* hard codes demote_sysvar_write_locks to false for serialization/encoding methods

* Revert "hard codes demote_sysvar_write_locks to false for serialization/encoding methods"

This reverts commit ae3e2d2e777437bddd753933097a210dcbc1b1fc.

* change the hardcoded ones to demote_sysvar_write_locks=true

* Use data_as_mut_slice

Co-authored-by: behzad nouri <behzadnouri@gmail.com>
Co-authored-by: Michael Vines <mvines@gmail.com>
(cherry picked from commit 54c68ea83f)

Co-authored-by: sakridge <sakridge@gmail.com>
This commit is contained in:
mergify[bot]
2021-03-31 20:23:20 +00:00
committed by GitHub
parent 8a57ee181e
commit 20754a7115
12 changed files with 316 additions and 69 deletions
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2
cli-output/src/display.rs
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@@ -133,7 +133,7 @@ fn format_account_mode(message: &Message, index: usize) -> String {
} else {
"-"
},
if message.is_writable(index) {
if message.is_writable(index, /*demote_sysvar_write_locks=*/ true) {
"w" // comment for consistent rust fmt (no joking; lol)
} else {
"-"