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Drop write lock on sysvars (#15497)

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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>
This commit is contained in:
sakridge
2021-03-30 10:05:09 -07:00
committed by GitHub
parent 527adbed34
commit 54c68ea83f
12 changed files with 316 additions and 69 deletions
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12
sdk/benches/serialize_instructions.rs
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@ -27,7 +27,9 @@ fn bench_manual_instruction_serialize(b: &mut Bencher) {
let instructions = make_instructions();
let message = Message::new(&instructions, None);
b.iter(|| {
test::black_box(message.serialize_instructions());
test::black_box(message.serialize_instructions(
true, // demote_sysvar_write_locks
));
});
}
@ -44,7 +46,9 @@ fn bench_bincode_instruction_deserialize(b: &mut Bencher) {
fn bench_manual_instruction_deserialize(b: &mut Bencher) {
let instructions = make_instructions();
let message = Message::new(&instructions, None);
let serialized = message.serialize_instructions();
let serialized = message.serialize_instructions(
true, // demote_sysvar_write_locks
);
b.iter(|| {
for i in 0..instructions.len() {
test::black_box(instructions::load_instruction_at(i, &serialized).unwrap());
@ -56,7 +60,9 @@ fn bench_manual_instruction_deserialize(b: &mut Bencher) {
fn bench_manual_instruction_deserialize_single(b: &mut Bencher) {
let instructions = make_instructions();
let message = Message::new(&instructions, None);
let serialized = message.serialize_instructions();
let serialized = message.serialize_instructions(
true, // demote_sysvar_write_locks
);
b.iter(|| {
test::black_box(instructions::load_instruction_at(3, &serialized).unwrap());
});